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Calcite
Calcite

Rock Crystal
Rock Crystal



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Calcite
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Rock Crystal

Calcite and Rock Crystal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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.
 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)

Calcite and Rock Crystal Chemical Formula

While comparing Calcite and Rock Crystal 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 Rock Crystal chemical formula.

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Calcite and Rock Crystal Specific Gravity

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