Thomsenolite

Overview

NaCaAlF6·(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.98 g/cc
Hardness - Mohs	Thomsenolite - 2  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, white, red, brown
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	perfect
Tenacity	brittle
Fracture	uneven
Luster	vitreous, greasy

Similar Minerals

Dana Number : 11.06.06.01

Class: 11

Group: 11.06

Subgroup: 11.06.06 - thomsenolite

Dana Number	Mineral Name	Formula
11.06.06.01	thomsenolite	NaCaAlF6·(H2O)

Nickel-Strunz Number : 03.CB.40

Group : 03

Subgroup : CB

Nickel-Strunz Number	Mineral Name	Formula
03.CB.40	pachnolite	NaCaAlF6·(H2O)
03.CB.40	thomsenolite	NaCaAlF6·(H2O)

Specimens

Localities

Uses