К минералам

RRUFF #5850

Argandite

Элементы:MnVOH
Valence:Mn^2+V^5+OH

Химия

IMA chemistry:
Mn7(VO4)2(OH)8
Valence chemistry:
Mn2+7(V5+O4)2(OH)8

Классификация

Crystal systems:
monoclinic
Space groups:
P21, n
Structural group:
Allactite
IMA status:
Approved

Происхождение

Country:
Switzerland
Published:
2010
Oldest age Ma:
100
Paragenetic modes:
Abiotic, Stage 4a: Earth's earliest continental crust, PM32 - Ba-Mn-Pb-Zn metamorphics

Примечания

Brugger J, Elliott P, Meisser N, Ansermet S (2011) Argandite, Mn7(VO4)2(OH)8, the V analogue of allactite from the metamorphosed Mn ores at Pipji, Turtmann Valley, Switzerland. American Mineralogist 96, 1894-1900