Rubellite and Tigers Eye Physical Properties

Rubellite

Tigers Eye

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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

3.01-3.062.58-2.64

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

Not Available

Indiscernible

1.7 Mohs Hardness

7-7.56.5-7

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.

SiO₂

Rubellite and Tigers Eye Chemical Formula

While comparing Rubellite and Tigers Eye 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 Tigers Eye 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.
Chemical formula of Tigers Eye- SiO₂

Compare Blue Gemstones

Rubellite Vs Serendibite

Rubellite Vs Shattuckite

Rubellite Vs Scorzalite

Rubellite and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.