Tanzanite and Bowenite Physical Properties

Tanzanite

Bowenite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Hard

Not Available

1.4 Specific Gravity

3.352.58-2.80

1 7.18

1.5 Fracture

Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Uneven, Irregular, Management Team (2012)

1.6 Cleavage

Perfect {010}, imperfect {100}

Not Available

1.7 Mohs Hardness

6.5-75.5

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

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

Tanzanite and Bowenite Chemical Formula

While comparing Tanzanite 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 Tanzanite and Bowenite chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Bowenite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Tanzanite and Bowenite Specific Gravity

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