Formula: Cu6Fe2SnS8
Origin of name: For Sir Douglas Mawson, British-Australian geologist
Crystal system: Tetragonal
Crystal class: -42m
Twinning:
Unit cell:
Colour: Brownish orange in reflected light
Diaphaneity:
Luster:
Habit: Massive
Hardness: 3.5 to 4
Specific gravity: 4.66
Cleavage: None
Tenacity:
Streak:
Synonyms/varieties:
Comments: Polished section only
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