Ruby and Hemimorphite Physical Properties

Ruby

Hemimorphite

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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

3.97-4.053.30-3.50

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

No true cleavage

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

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Al ₂ O ₃

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

Ruby and Hemimorphite Chemical Formula

While comparing Ruby and Hemimorphite 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 Ruby and Hemimorphite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ruby and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.