Maucherite

Formula:  Ni11As8

Origin of name:  For W. Maucher, German dealer

 

Crystal system:  Tetragonal

Crystal class:  422

Twinning: 

Unit cell: 

 

Colour:  Silvery gray with reddish tint; tarnishes copper-red

Diaphaneity:  Opaque

Luster:  Metallic

Habit:  Crystals tabular, sometimes pyramidal; massive, radial-fibrous or granular

Hardness:  5

Specific gravity:  7.95

Cleavage:  None

Tenacity: 

Streak:  Blackish gray

 

Synonyms/varieties:

 

Comments: 

 

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