Iridium

Overview

Ir
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	22.6-22.8 g/cc
Hardness - Mohs	Iridium - 6.0-7.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	white, gray, silver
Streak	white

Crystal Properties

Property	Value
Crystal structure	isometric - hexoctahedral
Cleavage	none
Tenacity	-
Fracture	malleable
Luster	metallic

Similar Minerals

Dana Number : 01.02.01.02

Class: 01

Group: 01.02

Subgroup: 01.02.01 - platinum

Dana Number	Mineral Name	Formula
01.02.01.01	platinum	Pt
01.02.01.02	iridium	Ir
01.02.01.03	rhodium	(Rh,Pt)
01.02.01.04	palladium	Pd

Nickel-Strunz Number : 01.AF.10

Group : 01

Subgroup : AF

Nickel-Strunz Number	Mineral Name	Formula
01.AF.10	iridium	Ir
01.AF.10	palladium	Pd
01.AF.10	platinum	Pt
01.AF.10	rhodium	(Rh,Pt)

Specimens

Localities

Uses