Catapleiite

Overview

(Na,Ca)2ZrSi3O9·2(H2O)
Fluorescence: green under SW, green under LW	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.75 g/cc
Hardness - Mohs	Catapleiite - 6  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	blue, brown, colorless, yellow
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	perfect
Tenacity	-
Fracture	brittle
Luster	vitreous, glassy

Similar Minerals

Dana Number : 59.02.02.01

Class: 59

Group: 59.02

Subgroup: 59.02.02 - catapleiite

Dana Number	Mineral Name	Formula
59.02.02.01	catapleiite	(Na,Ca)2ZrSi3O9·2(H2O)
59.02.02.02	calciocatapleiite	CaZrSi3O9·2(H2O)
59.02.02.03	gaidonnayite	Na2ZrSi3O9·2(H2O)
59.02.02.04	georgechaoite	KNaZrSi3O9·2(H2O)

Nickel-Strunz Number : 09.CA.15

Group : 09

Subgroup : CA

Nickel-Strunz Number	Mineral Name	Formula
09.CA.15	calciocatapleiite	CaZrSi3O9·2(H2O)
09.CA.15	catapleiite	(Na,Ca)2ZrSi3O9·2(H2O)

Specimens

Localities

Uses