Item talk:Q162425
From geokb
Mindat Short Description
The most common sulphate mineral. Found as both massive material, including the alabaster variety; and clear crystals, the selenite variety; and, parallel fibrous, the satin spar variety. Typically colourless to white, transparent crystals, thick tabu...
Geoscience Ontology Status Notes
Mineral name has been known since antiquity and predates any formal descriptive publication
IMA Formula (from Mindat)
Ca(SO4) · 2H2O
RRUFF Formula (from Geoscience Ontology)
CaS6+O4·2H2O
