Sphene

Overview

CaTiSiO5

Fluorescence: weak brown under SWRadioactiveRadioactive
Weakly Radioactive		Magnetic: no
Description
Physical Properties
PropertyValue

Density

3.4-3.56 g/cc

Hardness - Mohs

Sphene - 5.0-5.5 10Diamond
9Carborundum
8Topaz
7Quartz
6Orthoclase
5Apatite
4Fluorite
3Calcite
2Gypsum
1Talc

Color

brown, gray, yellow, green, red

Streak

reddish white

Crystal Properties
PropertyValue

Crystal structure

monoclinic - prismatic

Cleavage

distinct

Tenacity

-

Fracture

sub-conchoidal

Luster

adamantine

Similar Minerals

Dana Number : 52.04.03.01


Class: 52


Group: 52.04


Subgroup: 52.04.03 - titanite


Dana NumberMineral NameFormula
52.04.03.01spheneCaTiSiO5
52.04.03.01titaniteCaTiOSiO4

Nickel-Strunz Number : 09.AG.15


Group : 09


Subgroup : AG


Nickel-Strunz NumberMineral NameFormula
09.AG.15spheneCaTiSiO5
09.AG.15titaniteCaTiOSiO4
Specimens
Localities
Uses