Natropharmacoalumite

Overview

NaAl4((OH)4(AsO4)3)·4(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.564 g/cc
Hardness - Mohs	Natropharmacoalumite - 2.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless
Streak	white

Crystal Properties

Property	Value
Crystal structure	isometric - hextetrahedral
Cleavage	imperfect
Tenacity	brittle
Fracture	irregular
Luster	vitreous

Similar Minerals

Dana number has not been assigned at this time.

Nickel-Strunz number has not been assigned at this time.

Specimens

Localities

Uses