Oulankaite

Formula: (Pd,Pt)5(Cu,Fe)4SnTe2S2

Origin of name: after locality Oulanka complex, Karelia, Russia

 

Crystal system: tetragonal

Crystal class: unknown

Twinning: 

Unit cell: 

 

Colour: yellowish rose to violet rose (polished section)

Diaphaneity: opaque

Luster: 

Habit: platy subhedral to euhedral inclusions to 0.1 by 0.2 mm in chalcopyrite

Hardness: 4

Specific gravity: 10.27

Cleavage: 

Tenacity: 

Streak: 

 

Synonyms/varieties:

 

Comments: 

 

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