Feldspar (group)
Properties
Formula | KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8 |
Abbreviation | Fsp |
Members | Hexacelsian, Svyatoslavite, Filatovite, Paracelsian, Reedmergnerite, Alkali feldspar, Stronalsite, Slawsonite, Buddingtonite, Celsian, Banalsite, Kumdykolite, Plagioclase |
Luminescence emitters | Al-O- -Al, Ce, Dy, Er, Eu, Fe, Gd, Intrinsic, Pb, Si-O-|M2+, Sm, Tb, Unspecified |
Search other databases | webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
Tags | Group, Aluminosilicate |
Composition
Element | Atoms |
---|---|
O | 8 |
Ca | 0-1 |
Na | 0-1 |
K | 0-1 |
Al | 1-2 |
Si | 2-3 |
References
Reference | Lines | Spectra | Images |
---|---|---|---|
Finch & Klein 1999 | 1 | 0 | 0 |
Gaft et al. 1998 | 14 | 0 | 0 |
Geake et al. 1971 | 3 | 0 | 0 |
Götze et al. 1999 | 2 | 0 | 0 |
Marshall 1988 | 1 | 0 | 0 |
Sippel & Spencer 1970b | 2 | 0 | 0 |