Chrysoberyl and Gahnite Physical Properties

Chrysoberyl

Gahnite

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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

3.69-3.814.00-4.62

1 7.18

1.5 Fracture

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

Conchoidal, Uneven

1.6 Cleavage

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

Indistinct parting on [111]

1.7 Mohs Hardness

8.57.5-8

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Chrysoberyl and Gahnite Chemical Formula

While comparing Chrysoberyl and Gahnite 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 Gahnite chemical formula.

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

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Chrysoberyl and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.