Chrysoberyl and Rutile Physical Properties

Chrysoberyl

Rutile

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.814.20-4.30

1 7.18

1.5 Fracture

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Distinct on {110}, imperfect on {010}, poor on {001}

{110} good, 100 moderate, parting on {092} and {011}

1.7 Mohs Hardness

8.56-6.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Chrysoberyl and Rutile Chemical Formula

While comparing Chrysoberyl and Rutile 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 Chrysoberyl and Rutile chemical formula.

Chemical formula of Chrysoberyl- BeAl ₂ O ₄
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Chrysoberyl and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Rutile Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 4.20-4.30 whereas that of Rutile is 4.20-4.30.