Formula: NaMgFe(C2O4)3.8-9H2O
Origin of name: for Pavl Stepanov, Russian geologist
Crystal system: hexagonal
Crystal class: unknown
Twinning:
Unit cell:
Colour: greenish
Diaphaneity:
Luster: vitreous
Habit: xenomorphic grains
Hardness: 2
Specific gravity: 1.69
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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