Formula: Cu2Cu2O3
Origin of name: from Greek para = similar and melaconite = tenorite
Crystal system: tetragonal
Crystal class: 4/m 2/m 2/m
Twinning:
Unit cell:
Colour: purplish black
Diaphaneity: opaque
Luster: brilliant adamantine
Habit: crystals stout prismatic, striated, to 8 mm
Hardness: 4.5
Specific gravity: 6.11
Cleavage: none
Tenacity:
Streak: brownish black, purplish
Synonyms/varieties:
Comments:
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