Cuprobismutite

Overview

Cu10Bi12S23
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	6.36 g/cc
Hardness - Mohs	Cuprobismutite - 3.75  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	black, gray
Streak	black

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	-
Tenacity	-
Fracture	-
Luster	metallic

Similar Minerals

Dana Number : 03.08.02.01

Class: 03

Group: 03.08

Subgroup: 03.08.02 - cuprobismutite

Dana Number	Mineral Name	Formula
03.08.02.01	cuprobismutite	Cu10Bi12S23

Nickel-Strunz Number : 02.JA.10a

Group : 02

Subgroup : JA

Nickel-Strunz Number	Mineral Name	Formula
02.JA.10a	cuprobismutite	Cu10Bi12S23

Specimens

Localities

Uses