Shuangfengite

Formula: IrTe2

Origin of name: after locality Shuangfeng, China

 

Crystal system: hexagonal

Crystal class: -3 2/m

Twinning:

Unit cell: 

 

Colour: black

Diaphaneity: opaque

Luster: metallic

Habit: aggregates to 0.5 mm, veinlets to 0.1 mm wide

Hardness: 3

Specific gravity: 10.14

Cleavage: 1; {0001} perfect

Tenacity: 

Streak: black

 

Synonyms/varieties:

 

Comments: 

 

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