Arseniosiderite

Overview

Ca2Fe+33(AsO4)3O2·3(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.5-3.9 g/cc
Hardness - Mohs	Arseniosiderite - 1.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	brown, yellow, black
Streak	yellow orange

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	good
Tenacity	-
Fracture	-
Luster	sub-metallic

Similar Minerals

Dana Number : 42.08.04.03

Class: 42

Group: 42.08

Subgroup: 42.08.04 - mitridatite

Dana Number	Mineral Name	Formula
42.08.04.01	mitridatite	Ca2Fe+33(PO4)3O2·3(H2O)
42.08.04.02	robertsite	Ca6Mn+39(PO4)9O6(H2O)6·3(H2O)
42.08.04.03	arseniosiderite	Ca2Fe+33(AsO4)3O2·3(H2O)

Nickel-Strunz Number : 08.DH.30

Group : 08

Subgroup : DH

Nickel-Strunz Number	Mineral Name	Formula
08.DH.30	arseniosiderite	Ca2Fe+33(AsO4)3O2·3(H2O)
08.DH.30	mitridatite	Ca2Fe+33(PO4)3O2·3(H2O)
08.DH.30	robertsite	Ca6Mn+39(PO4)9O6(H2O)6·3(H2O)

Specimens

Localities

Uses