Chegemite

Overview

Ca7(SiO4)3(OH)2
Fluorescence:	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.892 g/cc
Hardness - Mohs	Chegemite -   10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	light green
Streak

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage
Tenacity
Fracture
Luster

Similar Minerals

Dana Number : 52.03.02c.04

Class: 52

Group: 52.03

Subgroup: 52.03.02c - humite

Dana Number	Mineral Name	Formula
52.03.02c.04	chegemite	Ca7(SiO4)3(OH)2

Nickel-Strunz Number : 09.AF.50

Group : 09

Subgroup : AF

Nickel-Strunz Number	Mineral Name	Formula
09.AF.50	chegemite	Ca7(SiO4)3(OH)2

Specimens

Localities

Uses