Database of Raman spectroscopy, X-ray diffraction and chemistry of minerals

View changes made in:

Jul 28, 2023
- Zirkelite
  - IMA Number changed to "IMA1989 s.p."
Aug 16, 2017
- Zirkelite
  - Mineral Comment changed from
    Hussak E, Prior G T (1895) Lewisite and zirkelite, two new Brazilian minerals, Mineralogical Magazine 11, 80-88
    
    Chemical formula redefined:
    Sinclair W, Eggleton R A (1982) Structure refinement of zirkelite from Kaiserstuhl, West Germany, American Mineralogist 67, 615-620
    to
    Hussak E, Prior G T (1895) Lewisite and zirkelite, two new Brazilian minerals, Mineralogical Magazine 11, 80-88
    
    Chemical formula redefined from CaZrTi₂O₇ to a fluorite format:
    Sinclair W, Eggleton R A (1982) Structure refinement of zirkelite from Kaiserstuhl, West Germany, American Mineralogist 67, 615-620
Aug 2, 2014
- Zirkelite
  - RRUFF Ideal Chemistry changed from "(Ti,Ca,Zr)O_2-x" to "(Ti⁴⁺,Ca,Zr⁴⁺)O_2-x"
Jun 15, 2008
- Zirkelite
  - Mineral Comment changed from
    Hussak E, Prior G T (1895) Lewisite and zirkelite, two new Brazilian minerals, Mineralogical Magazine 11, 80-88
    
    Chemical formula redefined:
    Sinclair W, Eggleton R A (1982) Structure refinement of zirkelite from Kaiserstuhl, West Germany, American Mineralogist 67, 615-620
    and
    Mazzi F, Munno R (1983) Calciobetafite (new mineral of the pyrochlore group) and related minerals from Campi Flegrei, Italy; crystal structures of polymignyte and zirkelite: comparison with pyrochlore and zirconolite, American Mineralogist 68, 262-276
    to
    Hussak E, Prior G T (1895) Lewisite and zirkelite, two new Brazilian minerals, Mineralogical Magazine 11, 80-88
    
    Chemical formula redefined:
    Sinclair W, Eggleton R A (1982) Structure refinement of zirkelite from Kaiserstuhl, West Germany, American Mineralogist 67, 615-620
Apr 30, 2007
- Zirkelite
  - RRUFF Ideal Chemistry changed from "Ca₂Zr₂Ti₃FeO₁₄" to "(Ti,Ca,Zr)O_2-x"
Mar 24, 2007
- Zirkelite
  - RRUFF Ideal Chemistry changed from "(Ti,Ca,Zr)O_2-x" to "Ca₂Zr₂Ti₃FeO₁₄"
May 27, 2006
- Zirkelite
  - IMA Ideal Chemistry changed to "(Ti,Ca,Zr)O_2-x"