Chrome Tourmaline and Rubellite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.85-3.35
3.01-3.06
Fracture
ConchoidalArthur Thomas, Gemstones (2009)
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
3,2
Not Available
Mohs Hardness
7-7.5
7-7.5
Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas.
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.
Chrome Tourmaline and Rubellite Chemical Formula
While comparing Chrome Tourmaline and Rubellite 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 Rubellite chemical formula.
- Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
- Chemical formula of Rubellite- 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.
Chrome Tourmaline and Rubellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Rubellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Rubellite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 3.01-3.06 whereas that of Rubellite is 3.01-3.06.