Selected Publications

For reprints email John Rakovan at john.rakovan@nmt.edu

Journal Articles and Book Chapters (Google Drive Folder):

125) Betkowski*, W., Rakovan, J., Harlov, D. (2023) Petrography, Mineralogy, and Geochemistry of the Llallagua Ore Body. Data In Brief. In press.

124) Rakovan, J. (2022) Who’s Who in Mineral Names: John M. Hughes. Rocks & Minerals. V. 97, p. 92-93.

123) Rakovan, J. (2022) Fluorescence Zoning: Examples in Apatite. Rocks & Minerals, 97:36-46.

122) Betkowski*, W., Rakovan, J., Harlov, D. (2022) Geochronological characterization of Llallagua altered porphyry and hydrothermal assemblages from selected phosphate minerals and zircon. Lithos.

https://doi.org/10.1016/j.lithos.2021.106584

121) Farfan, G.A., Rakovan, J., Ackerson, M., Andrews, B.J., and Post, J.E. (2021) The origin of trapiche-like inclusion patterns in quartz from Inner Mongolia, China. American Mineralogist, 106: 1797–1808. https://doi.org/10.2138/am-2021-7454

120) Olds, T.A., Kampf, A.R., Rakovan, J., Burns, P.C., Mills, O.P., and Laughlin-Yurs, C. (2021)

Hydroxylpyromorphite, modern description and characterization of a mineral important to lead-remediation. American Mineralogist, 106: 922–929. https://doi.org/10.2138/am-2021-7516

119) Rakovan, J. (2021) Large Faceted Synthetic Forsterite and Synthetic Tephroite. Gem-A, 73: 469-470.

118) Rakovan, J. and Scovil, J. (2021) Apatite and the Apatite Supergroup. Rocks & Minerals, 96:13-19.

117) Rakovan, J. (2021) Coming to Terms with Fluorescence: A Short Glossary of Common Terms in the Context of Mineral Fluorescence. Rocks & Minerals, 96:20-23.

116) Manecki, M., Kwa?niak-Kominek*, M., Majka, J.M., Rakovan, J. (2020) Model of interface-coupled dissolution-precipitation mechanism of pseudomorphic replacement reaction in aqueous solutions based on the system of cerussite PbCO3 - pyromorphite Pb5(PO4)3Cl. Geochemica et Cosmochimica Acta. 289:1-13. https://doi.org/10.1016/j.gca.2020.08.015

115) Emproto*, C., Alvarez**, A., Anderkin*, C., Rakovan, J. (2020) The Crystallinity of Apatite in Contact with Metamict Pyrochlore from the Silver Crater Mine, ON, Canada. Minerals, 10, 244. http://dx.doi.org/10.3390/min10030244

114) Anderson*, C.A., Mathur, R., Rakovan, J., Tremsin, A.S. (2019) A New Metal Isotope Fractionation Effect by Solid-State Ion Conduction. Geology, 47:617-620. Article chosen for cover image of Journal. https://doi.org/10.1130/G45999.1

113) Ertl, A., Rakovan, J., Hughes, J. M., Bernhardt, H. J., and Rossman, G. R. (2019) Vanadium-rich muscovite from Austria: Crystal structure, chemical analysis, and spectroscopic investigations. Canadian Mineralogist, 57: 383-389.

112) Rakovan, J. and Speer, J.A. (2019) Chips from the Quarry: MSA Centennial Celebration. Rocks & Minerals, 94:493-495.

111) Rakovan, J. and Gunter, M. (2019) A Year of Anniversaries for Alex Speer and the Mineralogical Society of America. Rocks & Minerals, 94: 404-406.

110) Ziga, D., Rakovan, J., and Emproto, C. (2019) Re-emerging Treasures: Yellow Quartz from Cabiche Municipal de Quípama, Boyacá Department, Colombia. Rocks & Minerals, 94:240-247.

109) Hughes, J.M., Harlov, D., and Rakovan, J. (2018) Structural variations along the apatite F-OH join. American Mineralogist, 103:1981-1987.

108) Rakovan, J. (2018) Flattened Crystals. In Letters. Rocks & Minerals, 93:495-496.

107) Rakovan, J. (2018) Computer Programs for Drawing Crystal Shapes and Atomic Structures. Rocks & Minerals, 93:60-63.

106-2) Rakovan, J. (2017) Dravite and Merelaniite – Letter to the Editor. Rocks & Minerals, 92:505.

106) Burke*, M. Rakovan, J., and Krekeler, M. (2017) A Study by Electron Microscopy of Gold and Associated Minerals from Round Mountain, Nevada. Ore Geology Reviews, 91: 708-717.

105) Rakovan, J., Lüders, V., Massanek, A. and Nolze, G. (2017) Gold Crystals from the Lena Goldfields, Bodaibo Area, Eastern Siberia, Russia: Exceptional Hoppered Octahedra and Pseudomorphs after Pyrite. Rocks & Minerals, 92: 410-425.

104) Betkowski*, V., Rakovan, J. and Harlov, D. (2017) Geochemical and textural characterization of phosphate accessory phases in the vein assemblage and metasomatically altered Llallagua tin porphyry, Mineralogy and Petrology, 111: 547–568.

103) Kelly*, S., Rakovan, J. and Hughes, J. M. (2017) Column Anion Arrangements in Chemically Zoned Chlorapatite and Fluorapatite from Kurokura, Japan. American Mineralogist, 102: 720–727.

102) Tremsin, A. S., Rakovan, J., Shinohara, T., Kockelmann, W. Losko, A. S. and Vogel, S. C. (2017) Non-destructive analyses of bulk crystallinity and elemental composition by energy resolved neutron imaging: application to natural gold samples. Nature-Science Reports, 7:40759, 1-9.

101) Olds, T.A., Carlson, S.M., Kampf, A.R., Rakovan, J., Laughlin-Yurs, C., Burns, P.C. and Mills, O.P. (2017) Hydroxylpyromorphite, IMA 2017-075. CNMNC Newsletter No. 40, December 2017, page 1580; Mineralogical Magazine, 81, 1577–1581.

100) Anderson, C.J. and Rakovan, J. (2017) Connoisseur's Choice: Wire Silver & Gold. Rocks & Minerals, 92:345-354.

99) Kleszczewska*, A.; Manecki, M.; Bajda, T.; Mozgawa, W.; Rakovan, J.; Borkiewicz*, O. (2016) Mimetite formation from goethite adsorbed ions. Microscopy and Microanalysis, 22:698-705.

98) Betkowski*, V., Harlov, D. and Rakovan, J. (2016) Hydrothermal mineral replacement reactions for an apatite-monazite assemblage in alkali-rich fluids at 300-600 OC and 100 MPa. American Mineralogist, 101: 2620–2637.

97) Hughes, J. M., Harlov, D., Kelly*, S., Rakovan J., and Wilke, M. (2016) Solid solution in the apatite OH-Cl binary system: compositional dependence of solid solution mechanisms in calcium phosphate apatites along the Cl-OH binary. American Mineralogist, 101:1783–1791.

96) Kampf, A.R., Richards, P.R., Nash, B.P, Murowchick, J.B., and Rakovan, J. (2016) Carlsonite, (NH4)5Fe3+3O(SO4)6·7H2O, and huizingite-(Al), (NH4)9Al3(SO4)8(OH)2·4H2O, two new minerals from a natural fire in an oil-bearing shale near Milan, Ohio. American Mineralogist, 101:2095–2107.

95) Giera*, A., Manecki, M., Bajda, T., Rakovan, J., Kwasniak-Kominek*, M., and Marchlewski*, T. (2016) Arsenate substitution in lead hydroxyl apatites: A Raman spectroscopic study. Spectrochimica Acta Part A, 152:370-377.

94) Rakovan, J., Barnett, B. and White, J. (2016) Fluorapatite from the Foote Mine Kings Mountain North Carolina. Rocks & Minerals, 91:251-256.

93) Rakovan, J. and Laures, B.M. (2016) Large Cat’s-eye Apatite from Madagascar. The Journal of Gemology, 35:186-188.

92-2) Harlov, D. and Rakovan, J. (2015) Apatite - A mineral for all seasons. Elements 11(#3).

92) Kwa?niak-Kominek*, M., Matusik, J., Bajda, T., Manecki, M., Rakovan, J., Marchlewski*, T. and Szala, B. (2015) Fourier transform infrared spectroscopic study of hydroxylpyromorphite

Pb10(PO4)6OH2 – hydroxylmimetite Pb10(AsO4)6(OH)2 solid solution series. Polyhedron, 99:103-111.

91) Rakovan J. and Pasteris, J.D. (2015) A Technological Gem: Materials, Medical, and Environmental Mineralogy of Apatite. In Harlov, D. and J. Rakovan (Guest Editors) Apatite - A mineral for all seasons. Elements 11:195-200.

90) Hughes, J. M. and Rakovan J. (2015) Structure and Chemistry of Apatite and Apatite Supergroup Minerals. In Harlov, D. and J. Rakovan (Guest Editors) Apatite - A mineral for all seasons. Elements 11:165-170.

89) Rakovan, J. (2015) Connoisseur’s Choice: Fluorapatite. Rocks & Minerals, 90:244-256

88) Topolska, J., Latowski, D., Kaschabek, S., Manecki, M., Merkel, B.J., and Rakovan, J. (2014) Pb remobilization by bacterially mediated dissolution of pyromorphite Pb5(PO4)3Cl in presence of phosphate-solubilizing Pseudomonas putida. Environmental Science and Pollution Research, 21(2):1079-1089.

87) Rakovan, J., Gaillou, E., Post, J.E., Jaszczak, J.A. and Betts, J.H. (2014) Optically sector zoned (star) diamonds from Zimbabwe. Rocks & Minerals. 89:173-178.

86) Rakovan, J. (2014) In Memoriam: Sal Avella. Rocks & Minerals, 89:286-287.

85) Rakovan, J. (2014) Daylight Florescent Hyalite Opal from Mexico. Mineralogical Almanac, 19(3): 62.

84) Rakovan, J. (2014) Neutron Diffraction Analysis Verifies Existence of Some of the World's Largest Gold Crystals. Rocks & Minerals, 89:404-406.

83-2) Rakovan, J. (2013) Stephen Guggenheim 2013 Recipient of the Marilyn and Sturges Bailey Distinguished Member [Clay Mineral Society] Award. Clays and Clay Minerals, 61:473-474.

83) Long**, J. M., Rakovan, J., Jaszczak, J. Sommer, A. J. and Anczkiewicz, R. (2013) Fluorapatite from this remarkable occurrence of graphite and associated minerals, Karo Pit, Block D, Merelani Hills, Arusha Region, Tanzania. Rocks & Minerals. 88: 179-183.

82) Fisher, J. Lillie, R. and Rakovan, J. (2013) Fluorite in Mississippi Valley-Type Deposits. Rocks & Minerals. 88:20-47.

81) Swarnakar*, P., Kanel, S. R., Nepal, D., Jiang, Y., Jia, H., Kerr, L., Goltz, M. N., Levy, J., Rakovan, J. (2013) Silver deposited titanium dioxide thin film for photocatalysis of organic compounds using natural light. Solar Energy. 88:242-249.

80) Rakovan, J., Spann, J.W. and Fast, J. (2013) Collector's Note: Unusual Fluorites from Inner Mongolia. Rocks & Minerals, 88:276-277.

79) Houran, J. and Rakovan, J. (2013) Collector's Note: Unusual Morganites from Corrego do Urucum, Galiléia, Minas Gerais, Brazil. Rocks & Minerals, 88:378-379.

78) Rakovan, J. (2013) PEG 2013: The 6th International Symposium on Granitic Pegmatites. Rocks & Minerals, 88:539-543.

77) Rakovan, J. (2013) Apatite from China and Japan. In Apatite, Rakovan and Staebler Editors. Mineral Monographs #17. Lithographie, LLC. p. 98-102.

76) Rakovan, J. (2013) Apatite from Nuristan, Afghanistan. In Apatite, Rakovan and Staebler Editors. Mineral Monographs #17. Lithographie, LLC. p. 96-97.

75) Martin, R. and Rakovan, J. (2013) The Geology of Apatite Occurrences. In Apatite, Rakovan, Staebler and Dallaire Editors. Mineral Monographs #17. Lithographie, LLC. p. 21-27.

74) Rakovan, J. and Waychunas, G. (2013) Color and Fluorescence. In Apatite, Rakovan and Staebler Editors. Mineral Monographs #17. Lithographie, LLC. p. 10-17.

73) Rakovan, J. and Hughes, J.M. (2013) Apatite—A Large and Illustrious Family. In Apatite, Rakovan and Staebler Editors. Mineral Monographs #17. Lithographie, LLC. p. 4-9.

72) Praszkier, T. and Rakovan, J. (2012) Hourglass Figures - Bou Oudi Amethyst. In Amethyst Uncommon Vintage. Lithographie. P.102-105.

71) Eveleth, R.W. and Rakovan, J. (2012) Who’s Who in Mineral Names: Nathaniel Kellogg Fairbank. Rocks & Minerals. V. 87, p. 71-73.

70) Freiburg, J. T. and Rakovan, J. (2012) The Conco Mine, North Aurora, Kane County, Illinois. Rocks & Minerals. 87:116-125.

69-3) Rakovan, J. (2011) The New Crystal Hunters Project and Episode One: Pala. Rocks & Minerals. 86:261-263.

69-2) Petrov, A. and Rakovan, J. (2011) Japanese Topaz. In Topaz, Clifford, et al. Editors. Mineral Monographs #14. Lithographie, LLC. p. 30-33.

69) Rakovan, J., Schmidt*, Gunter, M., Nash, B., Marty, J, Kampf, A.R., and Wise, W.S. (2011) Hughesite Na3AlV10O28 22H2O, a new member of the pascoite family of minerals from the Sunday Mine, San Miguel County, Colorado. Canadian Mineralogist, 49:1253-1265.

68) Luo*, Y., Rakovan, J., Tang, Y., Lupulescu, M.V., Hughes, J, and Pan, Y., (2011). Crystal chemistry of Th in fluorapatite. American Mineralogist. 96:23-33.

67) Hughes, J.M., Rakovan, J., Ertl, A., Rossman, G.R., Baksheev, I., Bernhardt, H.J. (2011) Dissymmetrization in tourmaline: The atomic arrangement of optically sectoral-zoned triclinic Ni-bearing Mg-rich tourmaline. Canadian Mineralogist, 49:29-40.

66) Rakovan, J. (2011) An Evening at the Blanchard. Rocks & Minerals, 86: 232-239.

65-2) Rakovan, J. (2010) An Important Nomenclature Update: A New Apatite Nomenclature. Rocks & Minerals, 85:204-205.

65) Rakovan, J. (2010) Mineral Treasures of the World Exhibition Bejing, China. Rocks & Minerals, 85:434-439.

64) Rakovan, J. (2010) Apatite. McGraw-Hill Encyclopedia of Science and Technology, 10th Edition.

63) Hughes, J.M. and Rakovan, J. (2010) Monazite. McGraw-Hill Encyclopedia of Science and Technology, 10th Edition.

62) Rakovan, J., Nakotte, H., Gasbarro*, N., Kothapalli, K. and Vogel, S. C. (2010) Natural Cold Working and the Crystallinity of Placer Gold. IEEE Gold Rush.

61) Borkiewicz*, O., Rakovan, J., and Cahill, C. (2010) Time resolved in-situ studies of apatite formation pathways in aqueous solutions. American Mineralogist, 95:1224-1236.

60) Pasero, M., Kampf, A. R., Ferraris, C., Pekov, I.V., Rakovan, J., White, T. (2010) Nomenclature of apatite supergroup minerals. European Journal of Mineralogy. European Journal of Mineralogy, 22:163-179.

59)Gung, B.W., Emenike, B. U., Alverez, C. N., Rakovan, J., Kirschbaum, K., and Jain, N. (2010) Relative substituent position on the strength of p-p stacking interactions. Tetrahedron Letters, 51:1648–1650.

58) Rakovan, J., and Partey*, F. (2009) Mineralization of the Hansonburg mining District, Bingham, New Mexico. In: Lueth ed. New Mexico Geological Society Guidebook, 60th field conference, Chupadera Mesa Region. p. 121-131.

57) Rakovan, J., Ono, M. and Francis, C. (2009). Tanakamiyama: A Classic Japanese Pegmatite District. Rocks & Minerals, 84:520-527.

56) Lupulescu, M.V., Rakovan, J., Robinson, and Hughes, J. (2009) Fluoropotassichastingsite from the Greenwood Mine, Orange County, New York: A new end-member calcic amphiboles. Canadian Mineralogist. 47:909-916.

55) Deshpande, R., Jiang, L., Schmidt*, G., Rakovan, J., Wang, X., Wheeler, K. and Wang, H. (2009) A concise approach to the synthesis of opp-Dibenzoporphyrins through the Heck reaction. Organic Letters, 11:4251–4253.

54) Partey*, F., Lev, S., Casey, E., Widom, E., Lueth, V. and Rakovan, J. (2009) Source of fluorine and petrogenesis of the Rio Grande Rift type barite-fluorite-galena deposits. Economic Geology. 104: 505-520

53) Luo*, Y., Rakovan, J., Hughes, J. Pan, Y., (2009). Site preference of U and Th in Cl, F, Sr apatites. American Mineralogist, 94: 345–351.

52) Rakovan, J., Gasbarro**, N., Nakotte, H., Kothapalli, K. and Vogel, S. C. (2009) Characterization of Gold Crystallinity by Diffraction Methods. Rocks & Minerals, 84:54-61.

51) Hughes, J.M., Wise, W.S., Gunter, M.E., Morton, J.P. and Rakovan, J. (2008) Lasalite, Na2Mg2(V10O28) . 20H2O, a new decavanadate mineral from the Vanadium Queen Mine, la sal District, Utah: mineral description, atomic arrangement, and relationship to the pascoite group of minerals. Canadian Mineralogist. 46:1365-1372.

50) Rakovan, J. Luo*, Y and Borkiewicz*, O. (2008) Synchrotron Microanalytical Methods in the Study of Trace and Minor Elements in Apatite. Mineralogia, 39:31-40.

49) Dark, J.P*, Currie, B.S., McPherson, M.L., Rakovan, J., and Marchlewski, T.A*. (2008) Structural, lithological and diagenetic controls on Dakota Formation economic gas production within the greater San Arroyo gas field, Utah. In: Longman, M.A., and Morgan, C.D. eds., Hydrocarbon systems and production in the Uinta Basin, Utah, Rocky Mountain Association of Geologists and Utah Geologic Association Publication 37, p. 179-208.

48) Hughes, J.M., Jolliff, B. L., and Rakovan, J. (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite. American Mineralogist, 93:1300-1305.

47) Rakovan, J. (2008) Parting Shots – Unusual apatite composites from the Sapo Pegmatite, Minas Gerais Brazil. ELEMENTS. V.4#2 p. 1445.

46-2) Rakovan, J. (2007) Presentation of the Mineralogical Society of America 2007 Distinguished Public Service Medal to Marie Huizing. American Mineralogist, 92:983.

46) Wajima*, T., Haga, M., Kuzawa*, K., Ishimoto, H., Tamada, O., Ito, K., Nishiyama, T., and Rakovan, J. (2007) Material conversion from paper sludge ash in NaOH, KOH, and LiOH solutions. American Mineralogist, 92, 1105-1111.

45) Ikuta*, D., Kawame*, N., Banno, S., Hirajima, T., Ito, K., Rakovan, J., Downs, R. T. and Tamada, O. (2007) First in situ X-ray identification of coesite and retrogressed quartz on a glass thin section of ultrahigh-pressure metamorphic rock and their crystal structure details. American Mineralogist. 92, 57-63.

44) Dong, H., Heaney, P., and Rakovan, J. (2007) Who’s Who in Mineral Names: Donald R. Peacor. Rocks & Minerals. V. 82, p. 516-518.

43) Wajima*, T., Haga, M., Kuzawa*, K., Ishimoto, H., Tamada, O., Ito, K., Nishiyama, T., Downs, R., and Rakovan, J. (2006) Zeolite synthesis from paper sludge ash at low temperature (90OC): Addition of diatomite for SiO2. Journal of Hazardous Materials, B132, 244–252.

42) Rakovan, J., M. Kitamura, and O, Tamada (2006) Sakura Ishi: Mica pseudomorphs of complex cordierite-indialite intergrowths from Kameoka, Kyoto Prefecture, Japan. Rocks & Minerals, 81, 284-292.

41) Rakovan, J. (2006) Parting Shots – The Tucson Show. ELEMENTS. V.2 #4p. 255.

40) McDonald, J.* (2006) Iridescent Fluorites from Ohio’s Findlay Arch District. FLUORITE The Collectors Choise, p66-68. (Invited paper for undergraduate student advisee. Only student name allowed as author but research and paper were collaborative efforts).

39) Rakovan, J. (2006) News from Japan Part 4. Rocks & Minerals. V.81, p. 188-198.

38) Lupulescu, M.V., Rakovan, J., Robinson, and Hughes, J. (2005) Fluoropargasite, a new member of the calcic amphiboles, from Edenville, Orange County, New York. Canadian Mineralogist. 43, 1439-1444.

37) Chakhmouradian, A.R. Hughes, J.M. and Rakovan, J. (2005) Fluorcaphite, A second occurrence and detailed structural analysis: simultaneous accommodation of Ca, Sr, Na, and LREE in the apatite atomic arrangement. Canadian Mineralogist, 43, 735-746.

36) Krekeler*, K., Hammerly*, E., Rakovan, J. and Guggenheim, S. (2005) Microscopy Studies of the Palygorskite to Smectite Transformation. Clay and Clay Minerals, 53, 92-99.

35) Rakovan, J. (2005) News from Japan Part 3. Rocks & Minerals. V.80, p. 440-445

34) Rakovan, J. (2005) News from Japan Part 2. Rocks & Minerals. V.80, p. 350-355

33) Rakovan, J. (2005) News from Japan Part 1. Rocks & Minerals. V.80, p. 270-273

32) Rakovan, J. (2005) Li-phosphate minerals and storage batteries. Mineral Maters Column in ELEMENTS. V.1, #2. p. 125.

31) Cherniak, D., Pyle, J., and Rakovan, J. (2004) Synthesis of REE and Y phosphates by Pb-free flux methods for electron microprobe analysis standards and aids in designing monazite chemical U-Th-Pb dating protocols. American Mineralogist, 89, 1533-1539.

30) Losey*, A., Rakovan, J., Hughes, J.M., Francis, C.A. and Dyar, M.D. (2004) Structural Variation in the lithiophilite-triphylite series and other olivine-group structures. Canadian Mineralogist, 42, 1105-1115.

29) Krekeler*, M., Guggenheim, S., and Rakovan, J. (2004) A microtexture study of palygorskite-rich sediments from the Hawthorne Formation, southern Georgia, by transmission electron microscopy (TEM) and atomic force microscopy (AFM). Clays and Clay Minerals, 52, 263-274.

28) Hughes, J.M., Ertl, A., Bernhardt H.J., Rossman, G.R. and Rakovan J. (2004) Mn-rich fluorapatite from Austria: Crystal structure, chemical analysis, and spectroscopic investigations. American Mineralogist. 89. 629-632

27) Meng, Y., Newville, M., Sutton, S., Rakovan, J., and Mao, H.K. (2003) Fe and Ni impurities in synthetic diamond. American Mineralogist. 88, 1555-1559.

26) Hughes, J.M, Rakovan, J. and Bracco, R., Gunter, M. (2003) The atomic arrangement of the ganophyllite-group modulated layer silicates as determined from the orthorhombic dimorph of tamaite, with the elusive 16.8 Å ganophyllite-group superstructure revealed. American Mineralogist. 88, 1324-1330.

25) Wolf*, A., Rakovan, J. and Cahill, C. (2003) Ferroaxinite From Lime Crest Quarry, Sparta, New Jersey. Rocks and Minerals. 78, 252-256.

24) Hughes, J.M. and Rakovan, J. (2001) Monazite. McGraw-Hill Encyclopedia of Science and Technology, 9th Edition.

23) Jaszczak, J.A., and Rakovan, J. (2002) Growth Spirals on Graphite Crystals from the Trotter Mine Dump, Franklin, New Jersey. The Picking Table, 43, 11-13.

22) Rakovan, J. (2002) Growth and Surface Structure of Apatite. In: Phosphates: Geochemical, Geobiological and Materials Importance, Kohn, M., Rakovan, J., Hughes, J.M. (eds). Reviews in Mineralogy and Geochemistry. Mineralogical Society of America. Washington, DC. p. 51-86.

21) Hughes, J.M. and Rakovan, J. (2002) The Crystal Structure of Apatite: Ca5(PO4)3(F,OH,Cl). In: Phosphates: Geochemical, Geobiological and Materials Importance, Kohn, M., Rakovan, J., Hughes, J.M. (eds). Reviews in Mineralogy and Geochemistry. Mineralogical Society of America. Washington, DC. p. 1-12.

20) Hughes, J.M., Schindler, M., Rakovan, J., and Cureton, F. (2002) The crystal structure of Hummerite, KMg(V5O14).8H2O: Bonding between the [V10O28]6- structural unit and the {K2Mg2(H2O)16}6+ interstitial complex. Canadian Mineralogist. 40, 1429-1435.

19) Rakovan, J., Reeder, R.J., Elzinga, E.J., Cherniak, D. Tait, C.D. and Morris, D.E. (2002) Structural Characterization of U(VI) in the apatite structure by X-ray absorption spectroscopy. Environmental Science and Technology. 36, 3114-3117.

18) Bosze*, S. and Rakovan, J. (2002) Surface structure controlled sectoral zoning of the Rare Earth Elements in fluorite from Long Lake, N.Y. and Bingham, N.M. Geochim. Cosmochim. Acta. 66, 997-1009.

17) Rakovan, J., and Jaszczak, J.A. (2002) Multiple length scale growth spirals on metamorphic graphite {001} surfaces studied by atomic force microscopy. American Mineralogist. 87, 17-24.

16) Hughes, J.M., Cureton, F., Marty, J., Gault, R., Gunter, M.E., Campana, C.F., Sommer, A., Rakovan, J. and Brueseke*, M.E. (2001) Dickthomssenite, Mg(V2O6)7H2O, a new mineral from the Firefly-Pigmay Mine, Utah: Descriptive mineralogy and crystal structure. Canadian Mineralogist. 39, 1691-1700.

15) Rakovan, J., M. Newville and S. Sutton (2001) Evidence of heterovalent europium in zoned Llallagua apatite using wavelength dispersive. American Mineralogist, 86, 697-700.

14) Fouke, B.W. and Rakovan, J. (2001) An integrated cathodeluminescence video-capture microsampling system. Journal of Sedimentary Research, 71, 509-513.

13-2) Rakovan, J., Sutton, S., and Newville, M. (2000) Evaluation of Europium Oxidation State and Anomalous Partitioning Behavior in Intrasectorally Zoned Apatite Using Wavelength Dispersive Micro-XANES. The Advanced Photon Source Activity Report 2000. https://www.aps.anl.gov/sites/www.aps.anl.gov/files/APS-sync/activity_reports/apsar2000/rakovanj1.pdf

13) Brown, C.J., Rakovan, J., and Schoonen, M.A.A. (2000) Heavy minerals and sedimentary organic matter in Pleistocene and Cretaceous sediments on Long Island, New York, with emphasis on pyrite and marcasite in the Magothy aquifer: U.S. Geological Survey Water-Resources Investigations Report 99-4216, 22 p.

12) Rakovan, J. and Hughes, J.M. (2000) Strontium in the apatite structure: structure and chemistry of belovite-(Ce) and Sr-rich apatite. Canadian Mineralogist, 38, 839-845.

11) Mayer, L. Rakovan, J. and Rufe, E. (2000) Microtopographic Evolution of Mineral Surfaces as a Tool to Identify and Date Young Fault Scarps in Bedrock. Journal of Geodynamics, 29, 393-406.

10) Reeder, R.J. and Rakovan, J. (1999) Surface structural controls on trace element incorporation during crystal growth. In Growth, Dissolution and Pattern-formation in Geosystems, B. Jamtveit and P. Meakin (eds.) p. 143-162. Kluwer Academic Publishers.

9) Rakovan, J., Becker, U. and Hochella, M.F. Jr., (1999) Aspects of Goethite Surface Microtopography, Structure, Chemistry, and Reactivity. American Mineralogist, 84, 884-894.

8-2) Rakovan, J. and Hochella, M.F. Jr. (1998) Heterogeneous Oxidation and Precipitation of Aqueous Mn(II) at the Goethite Surface: A SPM Study. Microscopy and Microanalysis. 4, supplement 2, 600-601.

8) Hochella, M.F. Jr., Rakovan, J., Rosso, K.M., Bickmore, B.R., and Rufe, E. (1998) New Directions in Mineral Surface Geochemical Research Using Scanning Probe Microscopes. In Mineral-Water Interfacial Reactions, Kinetics and Mechanisms (D. Sparks and T. Grundl Eds.). American Chemical Society Symposium Series 715. p. 37-56.

7) Rakovan, J., McDaniel, D.K., and Reeder R.J. (1997) Use of surface-controlled REE sectoral zoning in apatite from Llallagua, Bolivia, to determine a single-crystal Sm-Nd age. Earth and Planetary Science Letters,146, 329-336.

6) Rakovan, J., and Reeder, R.J. (1996) Intracrystalline Rare Earth Element distributions in apatite: Surface structural influences on zoning during Growth. Geochim. Cosmochim. Acta, 60, 4435-4445.

5) Rakovan, J., and Waychunas, G. (1996) Luminescence in Minerals. Mineralogical Record, 27, 7-19.

4) Rakovan, J., Schoonen, M., Tyrna, P., Nelson, D.O., and Reeder, R.J. (1995) Epitaxial Overgrowths of Marcasite on Pyrite from the Tunnel and Reservoir Project Chicago, Illinois: Implications for Marcasite Growth. Geochim. Cosmochim. Acta, 59, 343-346.

3) Rakovan, J., Mitcheltree, D.B., Benton, L., and Avella, S. (1995) Amethyst on milky quartz from Hopkinton, Rhode Island. Mineralogical Record, 26, 83-89.

2) Rakovan, J., and Reeder, R.J. (1994) Differential incorporation of trace elements and dissymmetrization in apatite: The role of surface structure during growth. American Mineralogist, 79, 892-903.

1) Parise, J.B., Corbin, D.R., Abrams, L., Northrup, P., Rakovan, J., Nenoff, T.M., and Stucky, G.D. (1994) Structural relationships between some BePO-, BeAsO-, and AlSiO-RHO frameworks. Zeolites, 14, 25- 34.

0) Metropolis, W.C., Rakovan, J. and Avella, S. (1986) Amethyst Sceptered Quartz from Ashaway Village Hopkinton Rhode Island. Rocks & Minerals, 61: 247-250. https://doi.org/10.1080/00357529.1986.11762722

 

Educational Column in Rocks and Minerals - Word to the Wise (WTTW)

WTTW 1) Pegmatite (2003) V.78 #3, p. 201

WTTW 2) Skarn (2003) V.78 #4, p. 271

WTTW 3) Manto (2003) V.78 #5, p. 351

WTTW 4) Hypogene and Supergene (2003) V.78 #6, p. 419

WTTW 5) Hydrothermal (2004) V.79 #1, p. 64-65

WTTW 6) Placer (2004) V.79 #2, p. 133-134

WTTW 7) EDS (2004) V.79 #3, p. 194-195

WTTW 8) Zeolite (2004) V.79 #4, p. 171-173

WTTW 9) XRD (2004) V.79 #5, p. 351-353

WTTW 10) Growth Hillock (2004) V.79 #6, 415-417

WTTW 11) Metasomatism (2005) V.80 #1, p. 63-64

WTTW 12) Amygdule (2005) V.80 #3, p. 287

WTTW 13) Pillow Basalt (2005) V.80 #4, p. 202-203

WTTW 14) Gangue (2005) V.80 #5, p. 365-366

WTTW 15) Solid Solution (2005) V.80 #6, p. 449-450

WTTW 16) Mississippi Valley Type Deposit: MVT (2006) V.81 #1, p. 69-71

WTTW 17) Diatreme (2006) V.81 #2, p. 153-154

WTTW 18) A-Mica (2006) V.81 #3, p. 235

WTTW 19) Epitaxy (2006) V.81 #4, p. 317-320

WTTW 20) Desert Varnish (2006) V.81 #5, p. 393-394

WTTW 21) Phase Transition (2006) V.81 #6, p.467-469

WTTW 22) Greisen (2007) V.82 #2, p.157-159.

WTTW 23) Nelsonite and Kiruna-type deposit (2007) V.82 #3, p.249-251

WTTW 24) Hemimorphism (2007) V.82 #4, p.329-333

WTTW 25) 4000+ (Mineral nomenclature) (2007) V.82 #5, p.423-424

WTTW 26) Environmental Mineralogy (2008) V.83 #2, p.172-175

WTTW 27) Kimberlite (2008) V.83 #3, p267-268.

WTTW 28) NYF pegmatite (2008) V.83 #4, p.351-353

WTTW 29) Greenstone (2008) V.83 #6, p.553-554

WTTW 30) Sectoral Zoning (2009) V.84 #2 p. 171-176.

WTTW 31) Felsic/Mafic (2009) V.84 #6 p. 559-560

WTTW 32) Materials Mineralogy (2010) V.85 #4 p.352-357

WTTW 33) Serpentine (2011) V. 86 #1 p.63 – 67.

WTTW 34) Opaques (2014) V. 89 #3 p.269

WTTW 35) Blue Lava (2016) V. 91#1 p.83-84.

WTTW 36) Geode (and friends) (2017) V. 92#1p.85-88.

WTTW 37) Crystal Form (2018) V.93#1 p. 81-86.

WTTW 38) Coordination (2023) V.98#1 p. 99-101.

 

Abstracts from National meetings:

Rakovan, J. (2015) Mineralogy and Cultural History of the Naegi Pegmatite District, Nakatsugawa, Gifu Prefecture,
Japan. 36th Annual New Mexico Mineral Symposium, Socorro, NM. Abstracts with program.

Kelly, S., Rakovan, J., Harlov, D., and Hughes, J.M. (2015) Investigation of the Column Anion Structure and Chemistry of Synthetic Apatites in the F-OH and OH-Cl Solution Series. American Exploration and Mining Association meeting Abstracts with program.

Kelly, S., Merrill, J., Rakovan, J., Harlov, D., Heffernan, K.M., and Hughes, J.M. (2014) Investigation of the Column
Anion Structure and Chemistry of Synthetic Apatites in the F-OH and OH-Cl Solution Series. Miami University Graduate Research Forum, 11-14-14.
Burke, M., Krekeler, M.P.S.,and Rakovan, J. (2014) An Electron Microscopy Investigation of the Quartz-Gold
Interface. Miami University Graduate Research Forum, 11-14-14.

Silverstein, S., Krekeler, M.P.S.,and Rakovan, J. (2014) Morphological Evidence of Authigenic Gold Deposition in
Lateritic Placer Deposits from the Guyana Shield of Venezuela. Miami University Graduate Research Forum, 11-14-14.
92) Betkowski, W., Harlov, D. and Rakovan, J. (2014) The complexity of monazite growth and reaction textures as clue to
understanding 20My age discrepancy in Llallagua tin deposit, Bolivia. Miami University Graduate Research Forum, 11-14-14.

Silverstein, J., Krekerker, M., and Rakovan, J. (2014) Morphological evidence of gold and the possibility of authigenic
gold deposition in fluvial environments in laterites lateritic placer deposits from the Guyana shield of Venezuelan. Rochester Mineralogical Symposium Program with Abstracts also published in Rocks & Minerals.

Merrill, J., Kelly, S., Rakovan, J., Harlov, D., Heffernan, K.M., and Hughes, J.M. (2014) Using Single Crystal X-ray
Diffraction Structure Refinement as a Means to Determine Apatite Halogen Chemistry. Rochester Mineralogical Symposium Program with Abstracts also published in Rocks & Minerals.

Betkowski, W.B., Rakovan, J, Harlov, D. (2014) Apatite and Monazite Replacement Reactions: Insights into
Pseudomorphism and the Petrogenesis of the Llallagua Tin Deposit. Rochester Mineralogical Symposium Program with Abstracts also published in Rocks & Minerals.

Burke, M., Krekerker, M., and Rakovan, J. (2014) A Microtextural Study of Selected Macrocrystalline Gold Samples
from Nevada. Southeastern Regional Geological Society of America Meeting Program with Abstracts. Blacksburg VA. April 10-11.

Silverstein, J., Krekerker, M., and Rakovan, J. (2014) Scanning Electron Microscopy Investigation of Gold in a
Laterite Sample from the Guyana Shield of Venezuela: A Case for Authigenic Deposition. Southeastern Regional Geological Society of America Meeting Program with Abstracts. Blacksburg VA. April 10-11.

Kelly, S., Merrill, J., Rakovan, J., Harlov, D., Heffernan, K.M., and Hughes, J.M. (2014) Refinement of the Column
Anion Structure and Chemistry of Synthetic Apatites in the F-OH and OH-Cl Solution Series. Southeastern Regional Geological Society of America Meeting Program with Abstracts. Blacksburg VA. April 10-11.

Rakovan, J., Gaillou, E., Post, J.E., Jaszczak, J.A. and Betts, J.H. (2014) "Star" (sector zoned) diamonds from
Zimbabwe. Rochester Mineralogical Symposium Program with Abstracts.

Rakovan, J., Gaillou, E., Post, J.E., Jaszczak, J.A. and Betts, J.H. (2014) "Star" (sector zoned) diamonds from
Zimbabwe. MSA-FM-TGSM Tucson. Mineralogical Symposium. Mineralogical Record. Rochester Mineralogical Symposium Program with Abstracts.

Rakovan, J. (2013) Apatite and other phosphates from Llallagua, Bolivia: An interesting story of hydrothermal
mineralization and pseudomorphism. Rochester Mineralogical Symposium Program with Abstracts.

Rakovan, J. (2013) Fluorine and Fluorite from Mississippi-Valley-Type Deposits. MSA-FM-TGSM Tucson
Mineralogical Symposium. Mineralogical Record.

Stozek*, S., Kosobudzka*, A., Manecki, M., Bajda, T., and Rakovan, J. (2012) Experimental and computer modeling of Cerussite PbCO3 dissolution in the presence of arsenates and phosphates at pH from 3 to 11. XIII. International conference of young geologists Herlany, Slovakia. Abstracts with program.

Swarnakar*, P., Kanel, S.R., Goltz, M.N., Levy, J. Rakovan, J., Kerr, L. (2012) Development of Silver-Modified Nano Titanium Dioxide Thin Film for Photocatalysis of Methyl Orange Using Solar Light.

Tselepis-Loertscher*, C., Rakovan, J., and Krekeler, M.P.S (2012) Investigation of heterogeneous oxidation of manganese(II) and oxide formation on natural and synthetic goethite. Midwest regional Geological Society of America meeting, Abstracts with program.

Crimmins*, L., and Rakovan, J. (2012) Structure and chemistry of minerals in the Ca-As-P-(OH, F, Cl) apatite system: johnbaumite, svabite, and turneaureite from Franklin and Sterling Hill, New Jersey. Rochester Mineralogical Symposium Program with Abstracts also published in Rocks & Minerals.

Long*, J.M., Rakovan, J., Jaszczak, J., and Trinchillo, D. (2012) Fluorapatite from a remarkable occurance of graphite and associated minerals, Karo Pit, Block D, Merelani Hills, Tanzania. Rochester Mineralogical Symposium Program with Abstracts also published in Rocks & Minerals.

Kwasniak-Kominek*, M., Manecki, M., Bajda, T., and Rakovan, J. (2012) Pseudomorphic replacement of single cerussite PbCO3 crystals by hydroxylpyromorphite Pb5(PO4)3OH in phosphate solutions. European Geosciences Union General Assembly, Vienna. Abstracts with program.

Wajima, T. and Rakovan, J. (2011) Removal of Aqueous Fluoride Ions by Calcined Paper Sludge. The 6th International Symposium on Surface Science (ISSS-6), Abstracts with program. Tokyo, Japan

Krekeler, M.P.S., Fischer, T.B., Rakovan, J., and Dong, H. (2011). Methods, perspectives and assessment of pure and applied mineralogical undergraduate research: a critical educational activity. Annual Geological Society of America meeting, Abstracts with program.

Bon, C.E., Rakovan, J. The morphology and structure of smythite, (Fe,Ni)3S4, from Bloomington, IN. Rochester Mineralogical Symposium Program with Abstracts.

Taylor, A.R., Marchlewski, T.A. and Rakovan, J. (2011) Pseudomorphic replacement of schulltenite by hydroxylmimetite. Rochester Mineralogical Symposium Program with Abstracts.

Rakovan, J. and White J. (2011) Unusual spiral inclusions in crystals. Rochester Mineralogical Symposium Program with Abstracts.

Rakovan, J. (2010) Crystallinity of Placer Gold and Testing the Authenticity of Large Gold Crystals. Rochester Mineralogical Symposium Program with Abstracts.

Rakovan, J. (2010) Precursor evolution and metal uptake in apatite formation from aqueous solutions. Geological Society of America annual meeting Denver, CO. Abstracts with program.

Rakovan, J., Hughes, J.M., Ertl, A., Rossman, G.R., Baksheev, I., and Bernhardt, H.-J. (2010) Dissymmetrization and sectoral-twinning in Ni-rich tourmaline. International Mineralogical Association meeting Budapest, Abstracts with Program.

Marchlewski*, T. A. and Rakovan, J. (2010) Simultaneous immobilization of As and Pb in contaminated soils. Goldschmidt Conference Abstracts with Program.

Borkiewicz*, O., Rakovan, J. and Cahill, C. L. (2010) Formation of precursor phases during crystal growth of apatite under contaminated Earth-surface conditions. Goldschmidt Conference Abstracts with Program.

Luo*, Rakovan, J., and Hughes, J.M. (2010) Crystal Chemistry of Uranium and Thorium in Apatites. Goldschmidt Conference Abstracts with Program.

Taylor*, A. R. Marchlewski*, T. A. and Rakovan, J. (2010) Investigation of Ca-Pb-P-As solid solutions in apatite. Goldschmidt Conference Abstracts with Program.

Rakovan, J. (2010) Crystallinity of Placer Gold and Testing the Authenticity of Large Gold Crystals. Rochester Mineralogical Symposium Program with Abstracts.

Luo*, Y., Rakovan, J., Wright, S. (2009) Orientation Dependent Polarized Micro-XAS Study of U, Th and Sr in Single Crystal Apatites. Annual American Geophysical Union Spring meeting, Abstracts with Program, Toronto.

Rakovan, J., Gasbarro*, N., Nakotte, H., Kothapalli, K. and Vogel, S. C. (2009) Natural Cold Working of Gold and Testing the Authenticity of Large Gold Crystals. Annual American Geophysical Union Spring meeting, Abstracts with Program, Toronto.

Rakovan, J. (2009) Sakura Ishi (Cherry Blossom Stones) from Kameoka Japan: Mica pseudomorphs of complex cordierite-indialite intergrowths. FM-MSA-TGMS Mineralogical Symposium, Tucson. Mineralogical Record.

Lupulescu, M., and Rakovan. J. 2008. A new occurrence of tourmaline with tetrahedrally coordinated boron: Rossmanite and associated minerals from Newcomb, Essex County, NY. Rochester Mineralogical Symposium Technical Session. Rocks & Minerals.

Medici, J. and Rakovan, J. (2008) Iridescent and other Fluorites from the Findlay Arch, Ohio. Tucson Mineralogical Symposium. Mineralogical Record. Rakovan, J. and Avella, S.(2008) Amethyst Scepters, Ashaway Village, Hopkinton, Rhode Island. Tucson Mineralogical Symposium.

Rakovan, J. (2007) Sakura Ishi from Kameoka Japan: Mica pseudomorphs of complex cordierite-indialite intergrowths. 28th Annual New Mexico Mineral Symposium, New Mexico Tech. New Mexico Geology V.29 #4 p.133

Rakovan, J. (2007) Key Note Speaker; Mineralogical Meanderings in Japan, 28th Annual New Mexico Mineral Symposium, New Mexico Tech. New Mexico Geology V.29 #4 p.135

Rakovan, J. Luo, Y and Borkiewicz, O. (2007) Synchrotron Microanalytical Methods in the Study of Trace and Minor Elements in Apatite. Mineralogia Polonica, V.30 p. 88.

Huerta*, M. and Rakovan, J. (2007) Growth induced dissymmetrization of fluorapatite from Llallagua, Bolivia: The relationship between compositional and optical zoning. 2004 Rochester Mineralogical Symposium Program and Abstracts and Rocks & Minerals, 82,143.

Borkiewicz*, O., Rakovan, J. and Cahill, C. L. (2006) Kinetics and pathways of apatite formation - In-situ time resolved studies. Annual Geological Society of America meeting, Abstracts with program.

Rakovan, J., Luo*, Y., Elzinga, E.J., Pan, Y., Lupulescu, M., and Hughes, J.M. (2006) Site distribution and structural state of Th in fluoroapatite determined by single crystal XRD and EXAFS. International Mineralogical Association meeting in Kobe Japan, Abstracts with Program.

Luo*, Y., Rakovan, J., Elzinga, E.J., Pan, Y., and Hughes, J.M. (2006) Crystal chemistry of Th in apatite: Geochemistry and environmental implications. American Geophysical Union annual Spring meeting, Abstracts with Program.

Borkiewicz*, O., Rakovan, J. and Cahill, C. L. (2006) In-situ time resolved studies of apatite formation pathways - implications for biological and environmental systems. American Geophysical Union annual Spring meeting, Abstracts with Program.

Lupulescu, M., Rakovan, J., Dyar, D., and Pyle J. (2006) F-, Cl- and K-rich Amphiboles in iron Deposits of the Hudson Highlands, New York. Geological Society of America Northeastern Section 41st Annual Meeting Abstracts with Program.

Rakovan, J. (2006) Mineralogy of the Hansonburg Mining District, Bingham New Mexico and related Rio Grande Rift Barite-Fluorite-Galena Deposits. Rochester Mineralogical Symposium. Abstracts published in Rocks & Minerals.

Rakovan, J. (2006) Sakura Ishi from Kameoka Japan: Mica pseudomorphs of complex cordierite-indialite intergrowths. Rochester Mineralogical Symposium. Rochester. NY. Abstracts published in Rocks & Minerals.

Rakovan, J., Luo, Y., Elzinga, E.J., Pan, Y., Lupulescu, M., and Hughes, J.M. (2005) Structural state of Th in fluoroapatite determined by single crystal XRD and EXAFS. Goldschmidt Conference Abstracts with Program.

Lev, S., Partey, F., Casey, E., Widom, E., Lueth, V. and Rakovan, J. (2005) Source of fluorine and petrogenesis of the RioGrande Rift type barite-fluorite-galena deposits. Goldschmidt Conference Abstracts with Program.

Luo, Y., Rakovan, J., Hughes, J.M., and Pan, Y. (2005) Investigating the site preference of U and Th in Cl, F, Sr apatites using single crystal X-ray diffraction. Goldschmidt Conference Abstracts with Program.

Krekeler, K., Rakovan, J. and Guggenheim, S. (2004) Polysome-width variation in palygorskite-sepiolite minerals: A TEM and AFM investigation of structural variation and transformation. Annual Geological Society of America meeting, Abstracts with program.

Partey, F., Widom, E., Lueth, V., Lev, S. Rakovan, J. (2004) Tracing the Source of Fluorine in the Fluorite Mineralization of the Southern Rio Grande Rift. NW Regional Geological Society of America meeting, Abstracts with program.

Rakovan, J. (2004) Apatite: Truly an interdisciplinary mineral. Rochester Mineralogical Symposium Program and Abstracts and Rocks & Minerals.

Huerta, M. and Rakovan, J. (2004) Growth induced dissymmetrization of fluorapatite from Llallagua, Bolivia: The relationship between compositional and optical zoning. Rochester Mineralogical Symposium Program and Abstracts and Rocks & Minerals.


Rakovan, J. (2003) Lanthanides in Fluorite (REE:CaF2): Probes of Crystal Surface Structure and Association in Color Centers. Materials Research Society National Meeting Program and Abstracts.

Rakovan, J. (2003) Exceptional Apatites from the Siglo XX mine, Llallagua Bolivia. Tucson Mineralogical Symposium. Mineralogical Record 34, 117-118.

Hughes, J.M, Rakovan, J. and Bracco, R. (2002) The atomic arrangement of ganophyllite with the 16.8 Å superstructure revealed. Annual Geological Society of America meeting, Abstracts with program.


Rakovan, J., Reeder, R.J., Elzinga, E.J., Cherniak, D. Tait, C.D. and Morris, D.E. (2002) Crystal Chemistry of U(VI) in Apatite Determined by X-ray Absorption Spectroscopy. Annual Geological Society of America meeting, Abstracts with program. Submitted.

Evensen, J.M., London, D., Hughes, J.M., Rakovan, J.R., Hervig, R.L., Kaszuba, J.P. (2002) Crystal chemistry, crystallography, and petrogenesis of the beryllium micas. International Mineralogical Association Program with Abstracts. Submitted.

Krekeler M., Guggenheim, S., and Rakovan, J. (2002) TEM Investigation of Apatite and oxide Minerals in Palygorskite deposits from the Hawthorne formation. Annual Clay Minerals Society meeting, Abstracts with program. p

Rakovan, J. and Jaszczak, J. (2002) Constraints on graphite growth conditions and mechanisms during carbonate metamorphism from crystal surface microtopography. International Mineralogical Association Program with Abstracts. Submitted.

Rakovan, J. and Jaszczak, J. (2002) Graphite from . Tucson Mineralogical Symposium. Mineralogial Record.

Krekeler M., Guggenheim, S., and Rakovan, J. (2001) Palygorskite deposits from the Hawthorne Formation, Southern Georgia: A complex history of sedimentation and authigenesis. Annual Geological Society of America meeting, Abstracts with program. p

Bosze, S.L and Rakovan, J. (2001) Surface structurally controlled sectoral zoning of REE in fluorite from Long Lake, NY and Bingham, NM: Implications for trace element heterogeneity in minerals from hydrothermal deposits. 2001 Goldschmidt Conference Abstracts with Program.

Hammerly, E., Rakovan, J. and Guggenheim, S. (2001) An AFM study of the palygorskite/sepiolite to smectite transformation in the Meigs-Attapulgas-Quincy District. 2001 Goldschmidt Conference Abstracts with Program.

Rakovan, J., Sutton, S. Newville, M. and Lanzirotti, A. (2001) The use of WDS in Synchrotron X-ray
Fluorescence and Spectroscopy: Case studies involving heterogeneous reactivity at the Mineral-Water Interface. 2001 Goldschmidt Conference Abstracts with Program.

Wright, C.L. and Rakovan, J. (2001) Color, its cause, and relation to REE chemistry and paragenesis of fluorites from the Hansonburg Mining District in Bingham, NM. 2001 Goldschmidt Conference Abstracts with Program.

Rakovan, J., Newville, M., and Sutton, S. (1999) Wavelength-dispersive XANES reveals mixed
europium valence state in Llallagua apatite. Annual Geological Society of America meeting, Abstracts with program. p.A-358.

Bosze, S. and Rakovan, J. (1999) Surface Controlled Heterogeneous Incorporation of REE, Sr
and Y in Fluorite. Annual Geological Society of America meeting, Abstracts with program. p.A-358.

McCall, K., Rakovan, J., and Jaszczak, J. A. (1999) Multiple length scale growth spirals on
natural graphite {001} surfaces. Annual Geological Society of America meeting, Abstracts with program. p.A-169.

Richards, R.P. and Rakovan, J. (1999) The first occurrence of apatite crystals in Ohio. Rochester
Mineralogical Symposium. Rocks and Minerals, ?,?.

Mayer, L. and Rakovan, J. (1998) Microtopographic of mineral surfaces as a tool to identify and
date young fault ruptures in bedrock scarps. Annual Geological Society of America meeting, Abstracts with program, A-237.


Rakovan, J. (1998) Cathodoluminescence as a probe of heterogeneous reactivity at the mineral-
water interface. Annual Geological Society of America meeting, Abstracts with program, A-59.

Rakovan, J. and Mayer L. (1998) Microscopic to macroscopic morphology: the exposure and
evolution of mineral surface microtopography as an indicator of fault rupture ages. In the proceedings from Resolution of Geological Analysis and models for Earthquake Faulting Studies, Camerino, Italy.

Rakovan, J. and Hochella, M.F. Jr., (1998) Heterogeneous oxidation and precipitation of
aqueous Mn(II) at the goethite surface: An SPM study. Microscopy and Microanalysis. 4, supplement 2, 600-601.

Rakovan, J. (1998) Sectoral zoning (SZ) of REEs in fluorite: Indication of the heterogeneous
nature and distribution of surface protosites. International Mineralogical Association Program with Abstracts. A83.

Rakovan, J. and Schmidt, C. (1998) Fluorite from Akchatau and Karaoba Kazakhstan. Tucson
Mineralogical Symposium. Mineralogical Record, 29, S2.

Rakovan, J., and Hochella, M.F. Jr. (1997) In situ microscopic observations of Mn(II)
sorption/oxidation on goethite in aqueous solution. American Chemical Society Geochemistry Division abstract 070, annual meeting.

Rakovan, J., McDaniel, D.K., and Reeder R.J. (1996) Single-crystal Sm-Nd dating of sectorally
zoned Llallagua apatite yields a age of 43.8 +/- 4.7 Ma . Annual American Geophysical Society Spring meeting, Abstracts with Program, p. S278.

Rakovan, J., and Reeder, R.J. (1996) Luminescence Zoning in Minerals: A Phenomenon of
Beauty and Illumination. Tucson Mineralogical Symposium. Mineralogical Record, 27, 22-23.

Rakovan, J., and Reeder, R.J. (1995) Spatially resolved REE heterogeneities (intrasectoral
zoning) in apatite using synchrotron X-ray fluorescence microanalysis. V.M. Goldschmidt Conference, Program and Abstracts, p.82.

Rakovan, J., and Reeder, R.J. (1994) Constraints on intrasectoral zoning and dissymmetrization
in minerals: The case of Grossular Garnet. Annual Geological Society of America meeting, Abstracts with program, p.A-481.

Rakovan, J., and Reeder, R.J. (1994) Sectoral and Intrasectoral Zoning in Apatite. Rochester
Mineralogical Symposium. Rocks and Minerals, 69, 133.

Rakovan, J., and Reeder, R.J. (1993) Dissymmetrization and trace element partitioning in
apatite: Considerations of surface symmetry and structure. Annual American Geophysical
Society Spring meeting, Abstracts with Program, p. 342.

Rakovan, J., Schoonen, M., and Reeder, R.J. (1993) Marcasite epitaxy on pyrite, Deep Tunnel
project, Chicago, Illinois. Annual Geological Society of America meeting, Abstracts with program, p.A-439.

Rakovan, J., and Reeder, R.J. (1992) Differential Distribution of REE and Mn in apatite as
controlled by crystal surface structure. Annual Geological Society of America meeting, Abstracts with program, p. A175.

Rakovan, J., Mitcheltree, D.B., and Benton, L (1992) Preliminary Investigation of the Origin of
Amethyst Sceptered Quartz from Hopkinton, Rhode Island. Rochester Mineralogical Symposium. Rocks and Minerals, 67, 118.

Rakovan, J., and Guggenheim, S. (1992) Rietveld Refinement of a IIb-2 clinochlore. Annual
Clay Mineral Society meeting, Program and Abstracts, p. 132.

Other Abstracts:

Rakovan, J., Sutton, S. Newville, M. and Lanzirotti, A. (2001) The use of WDS in Synchrotron X-ray
Fluorescence and Spectroscopy: Case studies involving heterogeneous reactivity at the Mineral-Water Interface. The Synchrotron Environmental Science II Conference, Advanced Photon Source, 2001.

Sauerbeck, S.A., Hammerly, E.C., Morton, J.P., Hughes, J.M., and Rakovan, J. (2001) The Mineralogy of the Pitcher's Mounds of the National League. Annual Butler University Undergraduate Research Conference, Abstracts with Program, p. 30

Hammerly, E. and Rakovan, J. (2001) An Atomic Force Microscopy study of the palygorskite/sepiolite to smectite transformation. Annual Butler University Undergraduate Research Conference, Abstracts with Program, p. 30

Richards, R.P. and Rakovan, J. (2000) The first occurrence of apatite crystals in Ohio. Rochester Mineralogical Symposium. Rocks and Minerals, 75, 255.

McCall, K., Jaszczak, J. Rakovan, J. (2000) Crystal growth mechanisms evidenced by growth spirals on natural graphite {001) surfaces. Annual Butler University Undergraduate Research Conference, Abstracts with Program, p. 22.

Spansky, M., Bosze, S. and Rakovan, J. (2000) Fluorite mineralogy and trace element chemistry in the Hansonburg District, NM. Annual Butler University Undergraduate Research Conference, Abstracts with Program, p. 21.

Bosze, S., Rakovan, J., Shea, G, and Lanzirotti, A.(1999) Wavelength dispersive SXRFMA of
sectorally distributed REE heterogeneities in fluorite. National Synchrotron Light Source 1999 Activity Report.

Rakovan, J. and Shea, G. (1998) SXRFMA of Sectoral Zoning of Trace Elements in
Hydrothermal Fluorite Crystals. National Synchrotron Light Source 1998 Activity Report.

Rakovan, J. and Reeder, R. J. (1996) Spatially Resolved Trace Element Heterogeneities in
Apatite Measured via Synchrotron X-ray Fluorescence Microanalysis. National Synchrotron Light Source 1996 Activity Report. B-299

Rakovan, J. and Reeder, R. J. (1996) Single Crystal Neutron Diffraction Study of Apatite
Exhibiting Growth Related Sectoral and Intrasectoral Dissymmetrization. IPNS 1991-1996 Progress Report, 273.

Rakovan, J. and Reeder, R. J. (1994) Differential incorporation of trace elements during growth
of grossular and apatite: intrasectoral zoning vs. dissymmetrization. National Synchrotron Light Source 1994 Activity Report. B-185.

Rakovan, J. and Reeder, R. J. (1994) Single Crystal Neutron Diffraction Study of Apatite
Exhibiting Growth Related Sectoral and Intrasectoral Dissymmetrization. LANSCE Progress Report, 165-166

Rakovan, J., and Leinenweber, K. (1993) Dehydroxylation of Mg-rich chlorite at 2.5 and 4.1
Gpa. National Synchrotron Light Source Annual Report, p.B-131.

Rakovan, J., Northrup, P., and Reeder, R. J. (1993) Surface structural controls on trace element
incorporation during growth of minerals. National Synchrotron Light Source Activity Report, p.B-225.

Lanzirotti, A., Hanson G.N., Northrup, P., Reeder, R.J. and Rakovan, J. (1993) Monazite
breakdown in chlorite schists National Synchrotron Light Source Activity Report.

Parise, J.B., Leinenweber, K. Weidner, D.J., Rakovan, J. Vaughan, M., Gwanmesia, G., and
Liebermann, R.C. (1991) Preliminary studies of the potential for structure refinement at high pressures using the DIA apparatus: SiO2, stishovite, at high pressure. National Synchrotron Light Source Annual Report, p221.

 

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