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Pyromorphite
Pyromorphite

Calcite
Calcite



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Pyromorphite
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Calcite

Pyromorphite and Calcite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
6.5-7.1
Uneven, Conchoidal
Imperfect- [10 1 1]
3.5-4
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
 
Brittle
Soluble
-
2.67-2.73
Conchoidal
Perfect on [10 1 1] three directions with angle of 74° 55
3
CaCO 3Ulrich Henn and Claudio C.

Pyromorphite and Calcite Chemical Formula

While comparing Pyromorphite and Calcite 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 Pyromorphite and Calcite chemical formula.

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Pyromorphite and Calcite Specific Gravity

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