Mansfieldite

Overview

Al(AsO4)·2(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.031 g/cc
Hardness - Mohs	Mansfieldite - 3.5-4.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	white, gray
Streak	white

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	indistinct
Tenacity	-
Fracture	-
Luster	vitreous, glassy

Similar Minerals

Dana Number : 40.04.01.04

Class: 40

Group: 40.04

Subgroup: 40.04.01 - variscite

Dana Number	Mineral Name	Formula
40.04.01.02	strengite	Fe+3(PO4)·2(H2O)
40.04.01.03	scorodite	Fe+3(AsO4)·2(H2O)
40.04.01.04	mansfieldite	Al(AsO4)·2(H2O)

Nickel-Strunz Number : 08.CD.10

Group : 08

Subgroup : CD

Nickel-Strunz Number	Mineral Name	Formula
08.CD.10	mansfieldite	Al(AsO4)·2(H2O)
08.CD.10	scorodite	Fe+3(AsO4)·2(H2O)
08.CD.10	strengite	Fe+3(PO4)·2(H2O)

Specimens

Localities

Uses