Apatite Crystal Chemistry
Ball-stick model of the atomic arrangement in apatite. Site of U(VI) occupancy and structural response.
For reprints email John Rakovan at Rakovajf@muohio.edu
Luo*, Y., Rakovan, J., Elzinga, E., Pan, Y., Lupulescu, M.V., and Hughes, J. (2011). Crystal chemistry of Th in fluorapatite. American Mineralogist. 96:23-33.
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.
Pasero, M., Kampf, A. R., Ferraris, C., Pekov, I.V., Rakovan, J., White, T. (2010) Nomenclature of apatite supergroup minerals. European Journal of Mineralogy. Europian Journal of Mineralogy, 22:163-179.
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.
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.
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.
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.
Kohn, M. Hughes, J.M. and Rakovan, J. Eds. (2002) 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. 742 p. Order.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. V. 48, 1-12. Order.
Rakovan, J., Reeder, R.J., Elzinga, E.J., Cherniak, D. Tait, C.D. and Morris, D.E. (2002) Characterization of U(VI) in the apatite structure by X-ray absorption spectroscopy. Environmental Science and Technology. 36, 3114-3117.
Rakovan, J., M. Newville and S. Sutton (2001) Evidence of heterovalent europium in zoned Llallagua apatite using wavelength dispersive XANES. American Mineralogist, 86, 697-700.
Rakovan, J.F. 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.
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.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.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.
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.
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.
