Vanadio-oxy-chromium-dravite

Overview

NaV3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.3 g/cc
Hardness - Mohs	Vanadio-oxy-chromium-dravite - 7.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	green
Streak	pale green

Crystal Properties

Property	Value
Crystal structure	trigonal - ditrigonal pyramidal
Cleavage
Tenacity	brittle
Fracture	conchoidal
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