Cacoxenite

Overview

(Fe+3,Al)25(PO4)17O6(OH)12·75(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.3-2.4 g/cc
Hardness - Mohs	Cacoxenite - 3.0-3.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	yellow, green, orange
Streak	yellow

Crystal Properties

Property	Value
Crystal structure	hexagonal - dihexagonal dipyramidal
Cleavage	none
Tenacity	-
Fracture	uneven
Luster	silky

Similar Minerals

Dana Number : 42.13.05.01

Class: 42

Group: 42.13

Subgroup: 42.13.05 - cacoxenite

Dana Number	Mineral Name	Formula
42.13.05.01	cacoxenite	(Fe+3,Al)25(PO4)17O6(OH)12·75(H2O)

Nickel-Strunz Number : 08.DC.40

Group : 08

Subgroup : DC

Nickel-Strunz Number	Mineral Name	Formula
08.DC.40	cacoxenite	(Fe+3,Al)25(PO4)17O6(OH)12·75(H2O)

Specimens

Localities

Uses