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Pyrophyllite
Pyrophyllite

Calcite
Calcite



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Pyrophyllite
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Calcite

Pyrophyllite and Calcite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.65-2.90
-
{001} Perfect
-9999
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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.

Pyrophyllite and Calcite Chemical Formula

While comparing Pyrophyllite 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 Pyrophyllite and Calcite chemical formula.

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Pyrophyllite and Calcite Specific Gravity

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