Formula: Mn3(AsO4)2.4H2O
Origin of name: after locality Sterling Hill mine, Franklin, New Jersey, USA
Crystal system: unknown
Crystal class: unknown
Twinning:
Unit cell:
Colour: white to light pink
Diaphaneity:
Luster:
Habit: crystals lath-like in 0.1 mm aggregates
Hardness: 3
Specific gravity: 2.95
Cleavage: 1; perfect parallel to elongation
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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