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Pollucite
Pollucite

Celestine
Celestine



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Pollucite
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Celestine

Pollucite and Celestine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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
 
Brittle
-
-
3.90-4.00
Conchoidal
Perfect on {001}, good on {210}, poor on {010}
3-3.5
SrSO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pollucite and Celestine Chemical Formula

While comparing Pollucite and Celestine 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 Pollucite and Celestine chemical formula.

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Pollucite and Celestine Specific Gravity

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