Item talk:Q162246
From geokb
Mindat Short Description
A member of the Smectite Group. Beidellite-Saponite Series, Beidellite-Montmorillonite Series.
Geoscience Ontology Status Notes
Larsen E S, Wherry E T (1925) Beidellite, a new mineral name, Journal of the Washington Academy of Sciences 15, 465-466
IMA Formula (from Mindat)
(Na,Ca)0.3Al2(Si,Al)4O10(OH)2 · nH2O
RRUFF Formula (from Geoscience Ontology)
(Na,Ca)0.3Al2(Si,Al)4O10(OH)2·nH2O
