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Mottramite
Mottramite

Vlasovite
Vlasovite



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Mottramite
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Vlasovite

Mottramite and Vlasovite Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
Nearly insoluble in HCl and HNO3

Durability

-
-

Specific Gravity

5.92.97
1 7.18
👆🏻

Fracture

Sub-Conchoidal
Conchoidal

Cleavage

None observed
Distinct on {010}

Mohs Hardness

36
2 10
👆🏻

Chemical Composition

PbCu(VO4)(OH)
-

Mottramite and Vlasovite Chemical Formula

While comparing Mottramite and Vlasovite 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 Mottramite and Vlasovite chemical formula.

  • Chemical formula of Mottramite- PbCu(VO4)(OH)
  • Chemical formula of Vlasovite- -

Mottramite and Vlasovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mottramite and Vlasovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mottramite and Vlasovite Optical Properties during the identification of gemstone. Specific gravity of Mottramite is 2.97 whereas that of Vlasovite is 2.97.