Formula: Al12V2V6O37.30H2O
Origin of name: for K. Satpaev, Kazakhstani geologist
Crystal system: orthorhombic
Crystal class: unknown
Twinning:
Unit cell:
Colour: canary-yellow to saffron-yellow, greenish-yellow
Diaphaneity:
Luster: dull on cleavage
Habit: fine-grained, forms floury aggregates, occasionally foliated, veinlets, crusts
Hardness: 1.5
Specific gravity: 2.4
Cleavage:
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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