Formula: Pb2Sb2O6(O,OH)
Origin of name: For Johann Bindheim, German chemist
Crystal system: Cubic
Crystal class: 4/m -3 2/m
Twinning:
Unit cell:
Colour: Yellow to brown or reddish brown, greenish, gray, white
Diaphaneity: Translucent to opaque
Luster: Resinous, dull, earthy
Habit: Massive cryptocrystalline; crusts, nodules, reniform masses
Hardness: 4 to 4.5
Specific gravity: 5.4 to 7.32
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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