Zemannite

Overview

Mg0.5(Zn+2Fe+3(TeO3)3)·4.5(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	4.05 g/cc
Hardness - Mohs	Zemannite - 1.0-2.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	brown
Streak	white

Crystal Properties

Property	Value
Crystal structure	hexagonal - dipyramidal
Cleavage	none
Tenacity	very britle
Fracture	brittle
Luster	vitreous, adamantine

Similar Minerals

Dana Number : 34.03.02.01

Class: 34

Group: 34.03

Subgroup: 34.03.02 - zemannite

Dana Number	Mineral Name	Formula
34.03.02.01	zemannite	Mg0.5(Zn+2Fe+3(TeO3)3)·4.5(H2O)

Nickel-Strunz Number : 04.JM.05

Group : 04

Subgroup : JM

Nickel-Strunz Number	Mineral Name	Formula
04.JM.05	zemannite	Mg0.5(Zn+2Fe+3(TeO3)3)·4.5(H2O)

Specimens

Localities

Uses