Parakhinite

Formula: PbCu3TeO6(OH)2

Origin of name: from Greek para = similar and khinite

 

Crystal system: hexagonal

Crystal class: 3

Twinning: 

Unit cell: 

 

Colour: dark green

Diaphaneity: 

Luster: 

Habit: crystals hexagonal tablets and equant prisms, to 0.5 mm

Hardness: 3.5

Specific gravity: 6.69

Cleavage: none

Tenacity: 

Streak: vivid green

 

Synonyms/varieties:

 

Comments: dimorphous with khinite

 

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