К минералам

RRUFF #5354

Armbrusterite

Элементы:NaKMnSiOH
Valence:NaKMn^3+Mn^2+SiOH

Химия

IMA chemistry:
Na6K5Mn3+Mn2+14(Si9O22)4(OH)10·4H2O
Valence chemistry:
Na6K5Mn3+Mn2+14[Si9O22]4(OH)10·4H2O

Классификация

Crystal systems:
monoclinic
Space groups:
C2, m
Structural group:
Not in a structural group
IMA status:
Approved

Происхождение

Country:
Russia
Published:
2005
Oldest age Ma:
623.3
Paragenetic modes:
Abiotic, Secondary, Stage 4a: Earth's earliest continental crust, PM22 - Near-surface hydration

Примечания

Yakovenchuk V N, Krivovichev S V, Pakhomovsky Y A, Ivanyuk G Y, Selivanova E A, Men’shikov Y P, Britvin S N (2007) Armbrusterite, K 5 Na 6 Mn 3+ Mn 2+ 14 [Si 9 O 22 ] 4 (OH) 10 ·4H 2 O, a new Mn hydrous heterophyllosilicate from the Khibiny alkaline massif, Kola Peninsula, Russia, American Mineralogist 92, 416-423