Zincaluminite

Overview

Zn6Al6(SO4)2(OH)26·5(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.26 g/cc
Hardness - Mohs	Zincaluminite - 2.5-3.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	white, blue
Streak	white

Crystal Properties

Property	Value
Crystal structure	hexagonal - unknown
Cleavage	-
Tenacity	-
Fracture	-
Luster	-

Similar Minerals

Dana Number : 31.02.03.01

Class: 31

Group: 31.02

Subgroup: 31.02.03 - zincaluminite

Dana Number	Mineral Name	Formula
31.02.03.01	zincaluminite	Zn6Al6(SO4)2(OH)26·5(H2O)

Nickel-Strunz Number : 07.DD.35

Group : 07

Subgroup : DD

Nickel-Strunz Number	Mineral Name	Formula
07.DD.35	carrboydite	(Ni,Cu)14Al9((SO4),(CO3))6(OH)43·7(H2O)
07.DD.35	glaucocerinite	(Zn,Cu)5Al3(SO4)1.5(OH)16
07.DD.35	motukoreaite	Na2Mg38Al24(CO3)13(SO4)8(OH)108·56(H2O)
07.DD.35	zincaluminite	Zn6Al6(SO4)2(OH)26·5(H2O)

Specimens

Localities

Uses