Rubellite and Bowenite Physical Properties

Rubellite

Bowenite

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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

3.01-3.062.58-2.80

1 7.18

1.5 Fracture

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

Uneven, Irregular, Management Team (2012)

1.6 Cleavage

Not Available

1.7 Mohs Hardness

7-7.55.5

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.

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Rubellite and Bowenite Chemical Formula

While comparing Rubellite and Bowenite 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 Bowenite 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 Bowenite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

Rubellite Vs Scorzalite

Rubellite Vs Serendibite

Rubellite Vs Shattuckite

Rubellite and Bowenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Bowenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Bowenite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.58-2.80 whereas that of Bowenite is 2.58-2.80.