Bornite

Overview

Cu5FeS4
Fluorescence: none	Not Radioactive	Magnetic: AH

Description

Physical Properties

Property	Value
Density	4.9-5.3 g/cc
Hardness - Mohs	Bornite - 3-3.25  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	red, brown, purple
Streak	grayish black

Crystal Properties

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

Similar Minerals

Dana Number : 02.05.02.01

Class: 02

Group: 02.05

Subgroup: 02.05.02 - bornite

Dana Number	Mineral Name	Formula
02.05.02.01	bornite	Cu5FeS4

Nickel-Strunz Number : 02.BA.10

Group : 02

Subgroup : BA

Nickel-Strunz Number	Mineral Name	Formula
02.BA.10	bornite	Cu5FeS4

Specimens

Localities

Uses