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Sanidine and Pollucite Physical Properties


Pollucite and Sanidine Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Readily soluble in HF   

Durability
Not Available   
Not Available   

Specific Gravity
2.54-2.61   
2.86-2.94   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle   

Cleavage
{001} Perfect, {010} Good   
None observed   

Mohs Hardness
6   
6.5-7   

Chemical Composition
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)   
(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Sanidine and Pollucite Chemical Formula

While comparing Sanidine 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 Sanidine and Pollucite chemical formula.

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Sanidine and Pollucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Pollucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Pollucite Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 2.86-2.94 whereas that of Pollucite is 2.86-2.94.

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