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Tourmaline and Orthoclase Physical Properties


Orthoclase and Tourmaline Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.85-3.35   
2.54-2.61   

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

Cleavage
Indistinct   
Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.   

Mohs Hardness
7-7.5   
6   

Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.   
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Tourmaline and Orthoclase Chemical Formula

While comparing Tourmaline and Orthoclase 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 Tourmaline and Orthoclase chemical formula.

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Tourmaline and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tourmaline and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tourmaline and Orthoclase Optical Properties during the identification of gemstone. Specific gravity of Tourmaline is 2.54-2.61 whereas that of Orthoclase is 2.54-2.61.

Semi Precious

Semi Precious


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