Pallado-arsenide

Formula: Pd2As

Origin of name: from composition

 

Crystal system: monoclinic

Crystal class: 2/m

Twinning:

Unit cell: 

 

Colour: steel-gray

Diaphaneity: opaque

Luster: metallic

Habit: grains, 0.005 to 0.4 mm

Hardness: 4.5

Specific gravity: 10.42

Cleavage: 2

Tenacity: 

Streak: 

 

Synonyms/varieties:

 

Comments: 

 

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