RRUFF #838

Alluaivite

Элементы:Na Ca Mn Ti Nb Si O Cl H

Valence:Na CaMn^2+Ti^4+Nb^5+Si O Cl H

Химия

IMA chemistry:: Na19(Ca,Mn2+)6(Ti,Nb)3Si26O74Cl·2H2O
Valence chemistry:: Na19(Ca,Mn2+)6(Ti4+,Nb5+)3Si26O74Cl·2H2O

Классификация

Crystal systems:: hexagonal
Space groups:: R3m
Structural group:: Eudialyte
IMA status:: Approved

Происхождение

Country:: Russia
Published:: 1988
Oldest age Ma:: 1540
Paragenetic modes:: Abiotic, Primary, Stage 4b: Highly evolved igneous rocks, PM35 - Ultra-alkali and agpaitic igneous rocks

Примечания

Khomyakov A P, Netschelyustov G N, Rastsvetaeva R K (1990) Alluaivite Na 19 (Ca,Mn) 6 (Ti,Nb) 3 Si 26 O 74 Cl·2H 2 O – a new titanosilicate of eudialyte–like structure, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 119(1), 117-120