Clinohumite

Overview

((Mg,Fe+2)9(SiO4)4(F,OH)2
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.17-3.35 g/cc
Hardness - Mohs	Clinohumite - 6  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	brown, orange, yellow, white
Streak	white

Crystal Properties

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

Similar Minerals

Dana Number : 52.03.02d.01

Class: 52

Group: 52.03

Subgroup: 52.03.02d - humite

Dana Number	Mineral Name	Formula
52.03.02d.01	clinohumite	((Mg,Fe+2)9(SiO4)4(F,OH)2
52.03.02d.04	hydroxylclinohumite	Mg9(SiO4)4(OH,F)2

Nickel-Strunz Number : 09.AF.55

Group : 09

Subgroup : AF

Nickel-Strunz Number	Mineral Name	Formula
09.AF.55	clinohumite	((Mg,Fe+2)9(SiO4)4(F,OH)2
09.AF.55	hydroxylclinohumite	Mg9(SiO4)4(OH,F)2

Specimens

Localities

Uses