Cavansite

Overview

Ca(VO)Si4O10·4(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.21-2.31 g/cc
Hardness - Mohs	Cavansite - 3.0-4.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	blue
Streak	bluish white

Crystal Properties

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

Similar Minerals

Dana Number : 74.03.07.01

Class: 74

Group: 74.03

Subgroup: 74.03.07 - V phyllosilicates

Dana Number	Mineral Name	Formula
74.03.07.01	cavansite	Ca(VO)Si4O10·4(H2O)

Nickel-Strunz Number : 09.EA.50

Group : 09

Subgroup : EA

Nickel-Strunz Number	Mineral Name	Formula
09.EA.50	cavansite	Ca(VO)Si4O10·4(H2O)

Specimens

Localities

Uses