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Sellaite
Sellaite

Rock Crystal
Rock Crystal



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Sellaite
X
Rock Crystal

Sellaite and Rock Crystal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.14-3.16
Conchoidal
Perfect on {010} and {110}
5-5.5
MgF 2Ulrich Henn and Claudio C.
 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)

Sellaite and Rock Crystal Chemical Formula

While comparing Sellaite 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 Sellaite and Rock Crystal chemical formula.

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Sellaite and Rock Crystal Specific Gravity

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