Hemimorphite and Beryl Physical Properties

Hemimorphite

Beryl

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Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

3.30-3.502.60-2.90

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal

Uneven, Conchoidal, Irregular

Cleavage

Perfect on {110}, poor on {101}, {001} rare

Imperfect on {0001}

Mohs Hardness

57.5-8

2 10

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Chemical Composition

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Be₃Al₂Si₆O₁₈

Hemimorphite and Beryl Chemical Formula

While comparing Hemimorphite and Beryl 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 Hemimorphite and Beryl chemical formula.

Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Beryl- Be₃Al₂Si₆O₁₈

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Hemimorphite and Beryl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hemimorphite and Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hemimorphite and Beryl Optical Properties during the identification of gemstone. Specific gravity of Hemimorphite is 2.60-2.90 whereas that of Beryl is 2.60-2.90.