Chrysoberyl and Cuprite Physical Properties

Chrysoberyl

Cuprite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.69-3.815.85-6.15

1 7.18

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Fracture

Uneven, Conchoidal to uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

Fair in four directions forming octahedrons

Mohs Hardness

8.53.5-4

2 10

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Chemical Composition

BeAl ₂ O ₄

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chrysoberyl and Cuprite Chemical Formula

While comparing Chrysoberyl and Cuprite 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 Cuprite chemical formula.

Chemical formula of Chrysoberyl- BeAl ₂ O ₄
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrysoberyl Vs Dioptase

Chrysoberyl and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.