К минералам

RRUFF #6000

Aspedamite

Элементы:FeNbThOH
Valence:Fe^3+Fe^2+Nb^5+Th^4+OH

Химия

IMA chemistry:
☐12(Fe3+,Fe2+)3Nb4[Th(Nb,Fe3+)12O42][(H2O),(OH)]12
Valence chemistry:
☐12(Fe3+,Fe2+)3Nb5+4[Th4+(Nb5+,Fe3+)12O42][(H2O),(OH)]12

Классификация

Crystal systems:
cubic
Space groups:
Im3
Structural group:
Menezesite
IMA status:
Approved

Происхождение

Country:
Norway
Published:
2011
Paragenetic modes:
Abiotic, Primary, Stage 4b: Highly evolved igneous rocks, PM34 - Complex granite pegmatites

Примечания

Cooper M A, Abdu Y A, Ball N A, Černý P, Hawthorne F C, Kristiansen R (2012) Aspedamite, ideally ☐ 12 (Fe 3+ ,Fe 2+ ) 3 Nb 4 [Th(Nb,Fe 3+ ) 12 O 42 ]{(H 2 O),(OH)} 12 , a new heteropolyniobate mineral species from the Herrebøkasa Quarry, Aspedammen, Østfold, Southern Norway: description and crystal structure, The Canadian Mineralogist 50, 793-804