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Mottramite
Mottramite

Halite
Halite



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Mottramite
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Halite

Mottramite and Halite Physical Properties

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Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
Water-soluble

Durability

-
-

Specific Gravity

5.92.17
1 7.18
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Fracture

Sub-Conchoidal
Conchoidal

Cleavage

None observed
Perfect {001}, three directions cubic

Mohs Hardness

32.0-2.5
2 10
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Chemical Composition

PbCu(VO4)(OH)
NaCl

Mottramite and Halite Chemical Formula

While comparing Mottramite and Halite 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 Halite chemical formula.

  • Chemical formula of Mottramite- PbCu(VO4)(OH)
  • Chemical formula of Halite- NaCl

Mottramite and Halite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mottramite and Halite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mottramite and Halite Optical Properties during the identification of gemstone. Specific gravity of Mottramite is 2.17 whereas that of Halite is 2.17.