Kyanite and Bowenite Physical Properties

Kyanite

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

3.53-3.652.58-2.80

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Uneven, Irregular, Management Team (2012)

1.6 Cleavage

[100] perfect [010] imperfect with 79° angle between

Not Available

1.7 Mohs Hardness

4-75.5

2 10

1.8 Chemical Composition

Not Available

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

Kyanite and Bowenite Chemical Formula

While comparing Kyanite 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 Kyanite and Bowenite chemical formula.

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

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Kyanite and Bowenite Specific Gravity

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