Zincsilite

Overview

Zn3Si4O10(OH)2·4(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.61-2.71 g/cc
Hardness - Mohs	Zincsilite - 1.5-2.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	white
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	perfect
Tenacity	-
Fracture	-
Luster	earthy

Similar Minerals

Dana Number : 71.03.01b.08

Class: 71

Group: 71.03

Subgroup: 71.03.01b - smectite

Dana Number	Mineral Name	Formula
71.03.01b.02	saponite	(Ca0.5,Na)0.3(Mg,Fe+2)3(Si,Al)4O10(OH)2·4(H2O)
71.03.01b.07	yakhontovite	(Ca,K)0.5(Cu,Fe+3,Mg)2(Si4O10)(OH)2·3(H2O)
71.03.01b.08	zincsilite	Zn3Si4O10(OH)2·4(H2O)

Nickel-Strunz Number : 09.EC.45

Group : 09

Subgroup : EC

Nickel-Strunz Number	Mineral Name	Formula
09.EC.45	saponite	(Ca0.5,Na)0.3(Mg,Fe+2)3(Si,Al)4O10(OH)2·4(H2O)
09.EC.45	zincsilite	Zn3Si4O10(OH)2·4(H2O)

Specimens

Localities

Uses