Villiaumite

Overview

NaF
Fluorescence: red under SW	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.79-2.8 g/cc
Hardness - Mohs	Villiaumite - 2.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, red, orange, brown, pink
Streak	pinkish white

Crystal Properties

Property	Value
Crystal structure	isometric - hexoctahedral
Cleavage	perfect
Tenacity	-
Fracture	brittle
Luster	vitreous, glassy

Similar Minerals

Dana Number : 09.01.01.03

Class: 09

Group: 09.01

Subgroup: 09.01.01 - halite

Dana Number	Mineral Name	Formula
09.01.01.01	halite	NaCl
09.01.01.03	villiaumite	NaF
09.01.01.05	griceite	LiF

Nickel-Strunz Number : 03.AA.20

Group : 03

Subgroup : AA

Nickel-Strunz Number	Mineral Name	Formula
03.AA.20	griceite	LiF
03.AA.20	halite	NaCl
03.AA.20	villiaumite	NaF

Specimens

Localities

Uses