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Chrome Tourmaline and Lazurite Physical Properties


Lazurite and Chrome Tourmaline Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.85-3.35   
2.75   

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

Cleavage
3,2   
Imperfect on {110}   

Mohs Hardness
7-7.5   
5.5   

Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas.   
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.   

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Chrome Tourmaline and Lazurite Chemical Formula

While comparing Chrome Tourmaline and Lazurite 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 Chrome Tourmaline and Lazurite chemical formula.

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Chrome Tourmaline and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Lazurite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 2.75 whereas that of Lazurite is 2.75.

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