Niedermayrite

Overview

Cu4Cd(SO4)2(OH)6·4(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.36 g/cc
Hardness - Mohs	Niedermayrite -   10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	blue green
Streak	white

Crystal Properties

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

Similar Minerals

Dana Number : 31.06.06.02

Class: 31

Group: 31.06

Subgroup: 31.06.06 - campigliaite

Dana Number	Mineral Name	Formula
31.06.06.02	niedermayrite	Cu4Cd(SO4)2(OH)6·4(H2O)

Nickel-Strunz Number : 07.DD.30

Group : 07

Subgroup : DD

Nickel-Strunz Number	Mineral Name	Formula
07.DD.30	devilline	CaCu4(SO4)2(OH)6·3(H2O)
07.DD.30	niedermayrite	Cu4Cd(SO4)2(OH)6·4(H2O)
07.DD.30	serpierite	Ca(Cu,Zn)4(SO4)2(OH)6·3(H2O)

Specimens

Localities

Uses