Formula: Hg3Cl2O2
Origin of name: Named after locality, Mariposa Mine (California Mountain Mine), Terlingua District, Brewster Co., Texas, USA
Crystal system: Orthorhombic
Crystal class:
Twinning:
Unit cell: a = 6.737, b = 25.528, c = 5.533
Colour: Red-orange
Diaphaneity: Opaque, translucent on thin edges
Luster: Resinous
Habit:
Hardness:
Specific gravity: 9.899
Cleavage: None observed
Tenacity: Irregular to uneven fracture
Streak: Yellow
Synonyms/varieties:
Comments:
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