Chrysoberyl and Dioptase Physical Properties

Chrysoberyl

Dioptase

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.813.25-3.35

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

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

Perfect in three directions

1.7 Mohs Hardness

8.55

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chrysoberyl and Dioptase Chemical Formula

While comparing Chrysoberyl and Dioptase 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 Dioptase chemical formula.

Chemical formula of Chrysoberyl- BeAl ₂ O ₄
Chemical formula of Dioptase- CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrysoberyl and Dioptase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysoberyl and Dioptase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysoberyl and Dioptase Optical Properties during the identification of gemstone. Specific gravity of Chrysoberyl is 3.25-3.35 whereas that of Dioptase is 3.25-3.35.