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Chrome Tourmaline and Londonite Physical Properties


Londonite and Chrome 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   
3.34   

Fracture
ConchoidalArthur Thomas, Gemstones (2009)   
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   

Cleavage
3,2   
None   

Mohs Hardness
7-7.5   
Not Available   

Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas.   
(Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Chrome Tourmaline and Londonite Chemical Formula

While comparing Chrome Tourmaline and Londonite 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 Londonite chemical formula.

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Chrome Tourmaline and Londonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Londonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Londonite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 3.34 whereas that of Londonite is 3.34.

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