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Chrysoberyl
Chrysoberyl

Pollucite
Pollucite



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Chrysoberyl
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Pollucite

Chrysoberyl and Pollucite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.69-3.81
Uneven, Conchoidal to uneven, ConchoidalWalter Schumann
Distinct on {110}, imperfect on {010}, poor on {001}
8.5
BeAl 2 O 4
 
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

Chrysoberyl and Pollucite Chemical Formula

While comparing Chrysoberyl 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 Chrysoberyl and Pollucite chemical formula.

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Chrysoberyl and Pollucite Specific Gravity

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