Fontanite

Overview

Ca((UO2)3(CO3)2O2)·6(H2O)
Fluorescence: none	Very Strongly Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	4.1 g/cc
Hardness - Mohs	Fontanite - 3  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	yellow
Streak	white

Crystal Properties

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

Similar Minerals

Dana Number : 15.03.06.01

Class: 15

Group: 15.03

Subgroup: 15.03.06 - fontanite

Dana Number	Mineral Name	Formula
15.03.06.01	fontanite	Ca((UO2)3(CO3)2O2)·6(H2O)

Nickel-Strunz Number : 05.EC.05

Group : 05

Subgroup : EC

Nickel-Strunz Number	Mineral Name	Formula
05.EC.05	fontanite	Ca((UO2)3(CO3)2O2)·6(H2O)

Specimens

Localities

Uses