Formula: PdGe4O9
Origin of name: from Otjisume, a native name for Tsumeb
Crystal system: triclinic, pseudohexagonal
Crystal class: unknown
Twinning:
Unit cell:
Colour: white, colourless
Diaphaneity: translucent
Luster: greasy
Habit: crystals to 1 mm, columnar fibrous in radiating aggregates
Hardness: 3
Specific gravity:
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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