Formula: Mg2(UO2)6(SO4)3(OH)10 . 16H2O
Origin of name: From magnesium and zippeite
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell: a = 8.654, b = 14.182, c = 17.714, β = 103.92°
Colour: Yellow
Diaphaneity: Transparent to translucent
Luster: Earthy, dull
Habit: Encrustations
Hardness: 2
Specific gravity: 3.30
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties: Mg-zippeite, Zippeite-Mg
Comments:
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