Formula: ZnFe2(AsO4)2(OH)2.4H2O
Origin of name: after locality Ojuela mine, Mapimi, Mexico
Crystal system: monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: yellow-green
Diaphaneity:
Luster:
Habit:
Hardness: 3
Specific gravity: 2.39
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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