Formula: Be2(AsO4)(OH) . 4H2O
Origin of name: From composition, beryllium arsenate
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: White
Diaphaneity:
Luster:
Habit: Crystals fine prismatic as incrustations and fibrous aggregates
Hardness:
Specific gravity: 1.8 to 2.0
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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