Anorthite and Bowenite Physical Properties

Anorthite

Bowenite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.772.58-2.80

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Irregular, Management Team (2012)

1.6 Cleavage

Perfect [001] good [010] poor [110]

Not Available

1.7 Mohs Hardness

6-6.55.5

2 10

1.8 Chemical Composition

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Anorthite and Bowenite Chemical Formula

While comparing Anorthite 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 Anorthite and Bowenite chemical formula.

Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Bowenite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Anorthite and Bowenite Specific Gravity

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