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Norbergite and Indicolite Blue Tourmaline Physical Properties


Indicolite Blue Tourmaline and Norbergite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.177   
3.05-3.11   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   
Not Available   

Cleavage
{???} Distinct   
Not Available   

Mohs Hardness
6-6.5   
7-7.5   

Chemical Composition
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)   
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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Norbergite and Indicolite Blue Tourmaline Chemical Formula

While comparing Norbergite and Indicolite Blue 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 Norbergite and Indicolite Blue Tourmaline chemical formula.

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Norbergite and Indicolite Blue Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Norbergite and Indicolite Blue Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Norbergite and Indicolite Blue Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Norbergite is 3.05-3.11 whereas that of Indicolite Blue Tourmaline is 3.05-3.11.

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