Formula: Cu(BiO)2VO4(OH)
Origin of name: after locality Namib desert, Namibia
Crystal system: monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: dark green
Diaphaneity:
Luster:
Habit: crystals platy, to 2 mm, tabular to columnar crystals to 0.3 mm in spherical aggregates
Hardness: 4.5 to 5
Specific gravity: 6.86
Cleavage: 2; {001} perfect, {100} good
Tenacity:
Streak: pistachio green
Synonyms/varieties:
Comments:
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