Lorenzenite

Overview

Na2Ti2Si2O9
Fluorescence: yellow under SW	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.4 g/cc
Hardness - Mohs	Lorenzenite - 6  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	brown, colorless, green, white, blue
Streak	brownish yellow

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	distinct
Tenacity	brittle
Fracture	conchoidal
Luster	vitreous, greasy

Similar Minerals

Dana Number : 65.01.06.01

Class: 65

Group: 65.01

Subgroup: 65.01.06 - lorenzenite

Dana Number	Mineral Name	Formula
65.01.06.01	lorenzenite	Na2Ti2Si2O9

Nickel-Strunz Number : 09.DB.10

Group : 09

Subgroup : DB

Nickel-Strunz Number	Mineral Name	Formula
09.DB.10	lorenzenite	Na2Ti2Si2O9

Specimens

Localities

Uses