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Mottramite
Mottramite

Coral
Coral



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Mottramite
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Coral

Mottramite and Coral Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Soluble
-
5.9
Sub-Conchoidal
None observed
3
PbCu(VO4)(OH)
 
-
-
-
2.60-2.70
Irregular
None
3-4
CaCO 3Ulrich Henn and Claudio C.

Mottramite and Coral Chemical Formula

While comparing Mottramite and Coral 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 Coral chemical formula.

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Mottramite and Coral Specific Gravity

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