Metanováčekite

Overview

Mg(UO2)2(AsO4)2·4-8(H2O)
Fluorescence: dull green under SW and LW	Very Strongly Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.51 g/cc
Hardness - Mohs	Metanováčekite - 2.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	yellow
Streak	yellow white

Crystal Properties

Property	Value
Crystal structure	tetragonal - dipyramidal
Cleavage	perfect
Tenacity	-
Fracture	-
Luster	vitreous, glassy

Similar Minerals

Dana Number : 40.02a.10.02

Class: 40

Group: 40.02a

Subgroup: 40.02a.10 - novacekite

Dana Number	Mineral Name	Formula
40.02a.10.02	metanováčekite	Mg(UO2)2(AsO4)2·4-8(H2O)

Nickel-Strunz Number : 08.EB.10

Group : 08

Subgroup : EB

Nickel-Strunz Number	Mineral Name	Formula
08.EB.10	metanováčekite	Mg(UO2)2(AsO4)2·4-8(H2O)
08.EB.10	metaheinrichite	Ba(UO2)2(AsO4)2·8(H2O)
08.EB.10	metakahlerite	Fe+2(UO2)2(AsO4)2·8(H2O)
08.EB.10	metalodévite	Zn(UO2)2(AsO4)2·10(H2O)

Specimens

Localities

Uses