Formula: KNaCu3(SO4)3O
Origin of name: From Greek for pale green
Crystal system: Monoclinic
Crystal class: 2/m
Twinning:
Unit cell:
Colour: Emerald-green
Diaphaneity:
Luster:
Habit: Crystals slightly elongated rectangular tablets; crusts
Hardness:
Specific gravity: 3.27
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments: Somewhat soluble in water
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