Rhodium

Formula: (Rh,Pt)

Origin of name: from Greek rhodon = rose

 

Crystal system: cubic

Crystal class: 4/m -3 2/m

Twinning: 

Unit cell: 

 

Colour: bright white in reflected light

Diaphaneity: 

Luster: metallic

Habit: a single subhedral grain, 175 by 195 micron

Hardness: 3.5

Specific gravity: 16.51

Cleavage: none

Tenacity: 

Streak: 

 

Synonyms/varieties:

 

Comments: 

 

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