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Rock Crystal
Rock Crystal

Pollucite
Pollucite



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Rock Crystal
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Pollucite

Rock Crystal and Pollucite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)
 
Brittle
Readily soluble in HF
-
2.86-2.94
Conchoidal, Uneven
None observed
6.5-7
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Rock Crystal and Pollucite Chemical Formula

While comparing Rock Crystal and Pollucite 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 Rock Crystal and Pollucite chemical formula.

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Rock Crystal and Pollucite Specific Gravity

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