Formula: Ca2Cu9(AsO4,SO4)4(O,OH)10 . 10H2O
Origin of name: From monoclinic and tyrolite
Crystal system: Monoclinic
Crystal class: m or 2/m
Twinning:
Unit cell: a = 10.51 Ǻ, b = 5.56 Ǻ, c = 27.61 Ǻ, β = 94.0°
Colour: Emerald-green
Diaphaneity:
Luster:
Habit:
Hardness:
Specific gravity: 3.22
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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