Rasvumite

Overview

KFe2S3
Fluorescence: none	Barely Detectable Radiation	Magnetic: SL

Description

Physical Properties

Property	Value
Density	3.1 g/cc
Hardness - Mohs	Rasvumite - 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	gray, black
Streak	-

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	perfect
Tenacity	-
Fracture	-
Luster	metallic

Similar Minerals

Dana Number : 02.09.11.01

Class: 02

Group: 02.09

Subgroup: 02.09.11 - rasvumite

Dana Number	Mineral Name	Formula
02.09.11.01	rasvumite	KFe2S3

Nickel-Strunz Number : 02.FB.20

Group : 02

Subgroup : FB

Nickel-Strunz Number	Mineral Name	Formula
02.FB.20	rasvumite	KFe2S3

Specimens

Localities

Uses