Djurleite

Overview

Cu31S16
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	5.63 g/cc
Hardness - Mohs	Djurleite - 2.5-3  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	gray, black
Streak	metallic gray

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	none
Tenacity	brittle
Fracture	conchoidal
Luster	metallic

Similar Minerals

Dana Number : 02.04.07.02

Class: 02

Group: 02.04

Subgroup: 02.04.07 - chalcocite

Dana Number	Mineral Name	Formula
02.04.07.01	chalcocite	Cu2S
02.04.07.02	djurleite	Cu31S16

Nickel-Strunz Number : 02.BA.05b

Group : 02

Subgroup : BA

Nickel-Strunz Number	Mineral Name	Formula
02.BA.05b	djurleite	Cu31S16

Specimens

Localities

Uses