Hexahydrite

Overview

Mg(SO4)·6(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	1.76 g/cc
Hardness - Mohs	Hexahydrite - 2.0-2.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, white, greenish white
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	perfect
Tenacity	brittle
Fracture	conchoidal
Luster	vitreous, glassy

Similar Minerals

Dana Number : 29.06.08.01

Class: 29

Group: 29.06

Subgroup: 29.06.08 - hexahydrite

Dana Number	Mineral Name	Formula
29.06.08.01	hexahydrite	Mg(SO4)·6(H2O)
29.06.08.06	chvaleticeite	(Mn+2,Mg)(SO4)·6(H2O)

Nickel-Strunz Number : 07.CB.25

Group : 07

Subgroup : CB

Nickel-Strunz Number	Mineral Name	Formula
07.CB.25	chvaleticeite	(Mn+2,Mg)(SO4)·6(H2O)
07.CB.25	hexahydrite	Mg(SO4)·6(H2O)

Specimens

Localities

Uses