Cafetite

Overview

Ca(Fe,Al)2Ti4O12·4(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.28 g/cc
Hardness - Mohs	Cafetite - 4.0-5.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, yellow
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	good
Tenacity	brittle
Fracture	brittle
Luster	adamantine

Similar Minerals

Dana Number : 08.07.03.01

Class: 08

Group: 08.07

Subgroup: 08.07.03 - cafeitite

Dana Number	Mineral Name	Formula
08.07.03.01	cafetite	Ca(Fe,Al)2Ti4O12·4(H2O)

Nickel-Strunz Number : 04.FL.75

Group : 04

Subgroup : FL

Nickel-Strunz Number	Mineral Name	Formula
04.FL.75	cafetite	Ca(Fe,Al)2Ti4O12·4(H2O)

Specimens

Localities

Uses