Kapustinite

Overview

Na5.5Mn0.25ZrSi6O16(OH)2
Fluorescence: none	Mildly Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.78 g/cc
Hardness - Mohs	Kapustinite - 6  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	dark red
Streak	light purple

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	none
Tenacity	brittle
Fracture	conchoidal
Luster	vitreous, glassy

Similar Minerals

Dana Number : 61.01.02a.06

Class: 61

Group: 61.01

Subgroup: 61.01.02a - lovozerite

Dana Number	Mineral Name	Formula
61.01.02a.01	lovozerite	H4Na2Ca(Zr,Ti)(Si6O18)
61.01.02a.02	kazakovite	Na6Mn+2TiSi6O18
61.01.02a.03	tisinalite	Na3H3(Mn+2,Ca,Fe)TiSi6(O,OH)18·2(H2O)
61.01.02a.04	zirsinalite	Na6(Ca,Mn,Fe+2)Zr(Si6O18)
61.01.02a.06	kapustinite	Na5.5Mn0.25ZrSi6O16(OH)2

Nickel-Strunz Number : 09.CJ.15

Group : 09

Subgroup : CJ

Nickel-Strunz Number	Mineral Name	Formula
09.CJ.15	kapustinite	Na5.5Mn0.25ZrSi6O16(OH)2
09.CJ.15	kazakovite	Na6Mn+2TiSi6O18
09.CJ.15	lovozerite	H4Na2Ca(Zr,Ti)(Si6O18)
09.CJ.15	tisinalite	Na3H3(Mn+2,Ca,Fe)TiSi6(O,OH)18·2(H2O)
09.CJ.15	zirsinalite	Na6(Ca,Mn,Fe+2)Zr(Si6O18)

Specimens

Localities

Uses