Arangasite

Химия

IMA chemistry:: Al2(SO4)(PO4)F·9H2O
Valence chemistry:: Al2(S6+O4)(PO4)F·9H2O

Классификация

Crystal systems:: monoclinic
Space groups:: P21, P2, a
Structural group:: Not in a structural group
IMA status:: Approved

Происхождение

Country:: Russia
Published:: 2012
Oldest age Ma:: 98
Paragenetic modes:: Biotic, Secondary, Stage 7: Great Oxidation Event, PM47 - Low-T subaerial oxidative hydration/weathering

Примечания

Gamyanin G N, Zayakina N V, Galenchikova L T (2013) Arangasite, Al2(PO4)(SO4)F·7.5H2O, a new mineral from Alaskitovoye deposit (Eastern Yakutia, Russia). Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 142(5), 21-30 Chemical formula revised from Al2(SO4)(PO4)F·7.5H2O: Yakubovich O V, Steele I M, Chernyshev V V, Zayakina N V, Gamyanin G N, Karimova O V (2014) The crystal structure of arangasite, Al2F(PO4)(SO4)·9H2O determined using low-temperature synchrotron data. Mineralogical Magazine 78, 889-903