Geversite

Formula:  PtSb2

Origin of name:  For T. Gevers, South African geologist

 

Crystal system:  Cubic

Crystal class:  2/m -3

Twinning:

Unit cell:

 

Colour:  Light gray

Diaphaneity:

Luster:  Metallic

Habit:  Tiny grains

Hardness:  4.5 to 5

Specific gravity:  10.91

Cleavage:  None

Tenacity:

Streak:

 

Synonyms/varieties:

 

Comments:

 

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