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Alabaster
Alabaster

Pollucite
Pollucite



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Alabaster
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Pollucite

Alabaster and Pollucite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.30
-
None
2
CaSO 4 · 2H 2OWalter 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

Alabaster and Pollucite Chemical Formula

While comparing Alabaster 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 Alabaster and Pollucite chemical formula.

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Alabaster and Pollucite Specific Gravity

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