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Calcite
Calcite

Mottramite
Mottramite



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Calcite
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Mottramite

Calcite and Mottramite Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
Soluble

Durability

-
-

Specific Gravity

2.67-2.735.9
1 7.18
👆🏻

Fracture

Conchoidal
Sub-Conchoidal

Cleavage

Perfect on [10 1 1] three directions with angle of 74° 55
None observed

Mohs Hardness

33
2 10
👆🏻

Chemical Composition

CaCO 3Ulrich Henn and Claudio C.
PbCu(VO4)(OH)

Calcite and Mottramite Chemical Formula

While comparing Calcite 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 Calcite and Mottramite chemical formula.

  • Chemical formula of Calcite- CaCO 3Ulrich Henn and Claudio C.
  • Chemical formula of Mottramite- PbCu(VO4)(OH)

Calcite and Mottramite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Calcite and Mottramite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Calcite and Mottramite Optical Properties during the identification of gemstone. Specific gravity of Calcite is 5.9 whereas that of Mottramite is 5.9.