Formula: CdS
Origin of name: For J. Hawley, Canadian mineralogist
Crystal system: Cubic
Crystal class: -43m
Twinning:
Unit cell:
Colour: Yellow
Diaphaneity:
Luster:
Habit: Earthy coating, fine-grained
Hardness:
Specific gravity: 4.87
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments: Dimorphous with greenockite
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