Makatite

Overview

Na2Si4O8(OH)2·4(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.072 g/cc
Hardness - Mohs	Makatite - 1.0-2.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, white
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	distinct
Tenacity	-
Fracture	-
Luster	vitreous, dull

Similar Minerals

Dana Number : 74.03.05.02

Class: 74

Group: 74.03

Subgroup: 74.03.05 - Na phyllosilicates

Dana Number	Mineral Name	Formula
74.03.05.01	natrosilite	Na2Si2O5
74.03.05.02	makatite	Na2Si4O8(OH)2·4(H2O)

Nickel-Strunz Number : 09.EE.45

Group : 09

Subgroup : EE

Nickel-Strunz Number	Mineral Name	Formula
09.EE.45	makatite	Na2Si4O8(OH)2·4(H2O)

Specimens

Localities

Uses