Celestite

Overview

SrSO4
Fluorescence: yellow, white blue under SW and LW	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.9-4.0 g/cc
Hardness - Mohs	Celestite - 3.0-3.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	blue, brown, colorless, green, gray
Streak	white

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	perfect
Tenacity	brittle
Fracture	conchoidal
Luster	vitreous, glassy

Similar Minerals

Dana Number : 28.03.01.02

Class: 28

Group: 28.03

Subgroup: 28.03.01 - barite

Dana Number	Mineral Name	Formula
28.03.01.01	barite	BaSO4
28.03.01.01	baryte	BaSO4
28.03.01.02	celestine	SrSO4
28.03.01.02	celestite	SrSO4
28.03.01.03	anglesite	PbSO4

Nickel-Strunz Number : 07.AD.35

Group : 07

Subgroup : AD

Nickel-Strunz Number	Mineral Name	Formula
07.AD.35	anglesite	PbSO4
07.AD.35	barite	BaSO4
07.AD.35	baryte	BaSO4
07.AD.35	celestine	SrSO4
07.AD.35	celestite	SrSO4
07.AD.35	olsacherite	Pb2(SeO4)(SO4)

Specimens

Localities

Uses