Rubellite and Nickeline Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.01-3.06
Not Available
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Uneven
Cleavage
Not Available
{1010} Imperfect, {0001} Imperfect
Mohs Hardness
7-7.5
5-5.5
Chemical Composition
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.
Not Available
Rubellite and Nickeline Chemical Formula
While comparing Rubellite and Nickeline 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 Rubellite and Nickeline chemical formula.
- 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.
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Rubellite and Nickeline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Rubellite and Nickeline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Nickeline Optical Properties during the identification of gemstone. Specific gravity of Rubellite is Not Available whereas that of Nickeline is Not Available.