Rubellite and Tinaksite Physical Properties

Rubellite

Tinaksite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.01-3.062.82

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

Perfect in one direction, indistinct in one direction

1.7 Mohs Hardness

7-7.56

2 10

1.8 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 Tinaksite Chemical Formula

While comparing Rubellite and Tinaksite 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 Tinaksite 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.

Compare Blue Gemstones

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Rubellite Vs Serendibite

Rubellite Vs Scorzalite

Rubellite and Tinaksite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Tinaksite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Tinaksite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.82 whereas that of Tinaksite is 2.82.