Davreuxite

Overview

MnAl6Si4O17(OH)2
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.15 g/cc
Hardness - Mohs	Davreuxite - 2.0-3.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	white, pink
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	good
Tenacity	brittle
Fracture	brittle
Luster	silky

Similar Minerals

Dana Number : 58.01.02.01

Class: 58

Group: 58.01

Subgroup: 58.01.02 - davreuxite

Dana Number	Mineral Name	Formula
58.01.02.01	davreuxite	MnAl6Si4O17(OH)2

Nickel-Strunz Number : 09.BF.15

Group : 09

Subgroup : BF

Nickel-Strunz Number	Mineral Name	Formula
09.BF.15	davreuxite	MnAl6Si4O17(OH)2

Specimens

Localities

Uses