К минералам

RRUFF #856

Alumohydrocalcite

Элементы:CaAlCOH
Valence:CaAlCOH

Химия

IMA chemistry:
CaAl2(CO3)2(OH)4·4H2O
Valence chemistry:
CaAl2(CO3)2(OH)4·3H2O

Классификация

Crystal systems:
triclinic
Space groups:
P1
Structural group:
Alumohydrocalcite
IMA status:
Approved

Происхождение

Country:
Russia
Published:
1926
Oldest age Ma:
372
Paragenetic modes:
Biotic, Secondary, Stage 7: Great Oxidation Event, PM47 - Low-T subaerial oxidative hydration/weathering

Примечания

Bilibine G (1926) Alumohydrocalcite - a new species. Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 55, 243-258 Chemical formula revised from CaAl2(CO3)2(OH)4·3H2O: Stachowicz M, Parafiniuk J, Wilson C, Coles S, Woźniak K (2015) Applications of Hirshfeld surfaces to mineralogy: An example of alumohydrocalcite, and the classification of the dundasite group minerals. American Mineralogist 100, 110-119