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Kyanite and Watermelon Tourmaline Physical Properties


Watermelon Tourmaline and Kyanite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.53-3.65   
2.90-3.40   

Fracture
Splintery, Brittle, Metallic   
Uneven, Conchoidal, Uneven, Irregular, Conchoidal, Management Team (2012)   

Cleavage
[100] perfect [010] imperfect with 79° angle between   
Not Available   

Mohs Hardness
4-7   
7-7.5   

Chemical Composition
Not Available   
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.   

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Kyanite and Watermelon Tourmaline Chemical Formula

While comparing Kyanite and Watermelon 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 Kyanite and Watermelon Tourmaline chemical formula.

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Kyanite and Watermelon Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Watermelon Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Watermelon Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 2.90-3.40 whereas that of Watermelon Tourmaline is 2.90-3.40.

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