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Painite and Tourmaline Physical Properties


Tourmaline and Painite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.00-4.03   
2.85-3.35   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Not Available   
Indistinct   

Mohs Hardness
7.5-8   
7-7.5   

Chemical Composition
CaZrBAl 9O 18Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.   

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Painite and Tourmaline Chemical Formula

While comparing Painite and Tourmaline 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 Painite and Tourmaline chemical formula.

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Painite and Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Painite and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Painite and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Painite is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.

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