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Erythrite
Erythrite

Mottramite
Mottramite



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Erythrite
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Mottramite

Erythrite and Mottramite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Sectile
-
-
3.06
Sectile
Perfect on {010}; poor on {100} and { 1 02}.
-9999
Co3(AsO4)2•8(H2O)
 
Brittle
Soluble
-
5.9
Sub-Conchoidal
None observed
3
PbCu(VO4)(OH)

Erythrite and Mottramite Chemical Formula

While comparing Erythrite and Mottramite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Erythrite and Mottramite chemical formula.

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Erythrite and Mottramite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Erythrite and Mottramite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Erythrite Vs Mottramite during the identification of gemstone. Specific gravity of Erythrite is whereas that of Mottramite is .