Formula: Ga(OH)3
Origin of name: for G. Söhnge. geologist, South West Africa
Crystal system: cubic
Crystal class: 2/m -3
Twinning:
Unit cell:
Colour: White to pale yellow, pale brown, pale greenish-yellow
Diaphaneity:
Luster:
Habit: crystals intergrowths of three mutually perpendicular sets of intersecting crystals
Hardness: 4 to 4.5
Specific gravity: 3.84
Cleavage:
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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