Kobellite

Overview

Pb22Cu4(Bi,Sb)30S69
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	6.3 g/cc
Hardness - Mohs	Kobellite - 2.5-3.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	gray
Streak	black

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	distinct
Tenacity	-
Fracture	-
Luster	metallic

Similar Minerals

Dana Number : 03.06.19.01

Class: 03

Group: 03.06

Subgroup: 03.06.19 - kobellite

Dana Number	Mineral Name	Formula
03.06.19.01	kobellite	Pb22Cu4(Bi,Sb)30S69

Nickel-Strunz Number : 02.HB.10a

Group : 02

Subgroup : HB

Nickel-Strunz Number	Mineral Name	Formula
02.HB.10a	kobellite	Pb22Cu4(Bi,Sb)30S69

Specimens

Localities

Uses