Vinciennite

Formula: Cu10Fe4Sn(As,Sb)S16

Origin of name: for Henri Vincienne (1898-1965), French mineralogist, ENSMP

 

Crystal system: Tetragonal, pseudocubic

Crystal class: 422

Twinning:

Unit cell: a = 10.697, c = 10.697

 

Colour: Orange

Diaphaneity: Opaque

Luster: Metallic

Habit: grains to 1 mm, anhedral to subhedral

Hardness: 4.5

Specific gravity: 4.29

Cleavage: None

Tenacity: Brittle

Streak: 

 

Synonyms/varieties:

 

Comments: 

 

Back to Alphabetical list Colour photos Optical properties/Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra