Datolite and Chrysoberyl Physical Properties

Datolite

Chrysoberyl

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.00

3.69-3.81

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic

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

1.6 Cleavage

None

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

1.7 Mohs Hardness

5-5.5

8.5

1.8 Chemical Composition

CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

BeAl ₂ O ₄

Datolite and Chrysoberyl Chemical Formula

While comparing Datolite and Chrysoberyl 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 Datolite and Chrysoberyl chemical formula.

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

Compare Green Gemstones

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Datolite Vs Elaeolite

Datolite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Datolite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Datolite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Datolite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.