Wittichenite

Overview

Cu3BiS3
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	6.3-6.7 g/cc
Hardness - Mohs	Wittichenite - 2.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	gray, bronze, tin white
Streak	black

Crystal Properties

Property	Value
Crystal structure	orthorhombic - disphenoidal
Cleavage	none
Tenacity	brittle
Fracture	brittle
Luster	metallic

Similar Minerals

Dana Number : 03.04.08.01

Class: 03

Group: 03.04

Subgroup: 03.04.08 - wittichenite

Dana Number	Mineral Name	Formula
03.04.08.01	wittichenite	Cu3BiS3
03.04.08.02	skinnerite	Cu3SbS3

Nickel-Strunz Number : 02.GA.20

Group : 02

Subgroup : GA

Nickel-Strunz Number	Mineral Name	Formula
02.GA.20	skinnerite	Cu3SbS3
02.GA.20	wittichenite	Cu3BiS3

Specimens

Localities

Uses