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Pyrophyllite and Rutile Physical Properties


Rutile and Pyrophyllite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Insoluble in acids   

Durability
Not Available   
Not Available   

Specific Gravity
2.65-2.90   
4.20-4.30   

Fracture
Gemstones (2009), Flexible Flexible fragments.   
Uneven, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
{001} Perfect   
{110} good, 100 moderate, parting on {092} and {011}   

Mohs Hardness
Not Available   
6-6.5   

Chemical Composition
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Pyrophyllite and Rutile Chemical Formula

While comparing Pyrophyllite and Rutile 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 Pyrophyllite and Rutile chemical formula.

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Pyrophyllite and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrophyllite and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrophyllite and Rutile Optical Properties during the identification of gemstone. Specific gravity of Pyrophyllite is 4.20-4.30 whereas that of Rutile is 4.20-4.30.

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