Hemimorphite and Sylvite Physical Properties

Hemimorphite

Sylvite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.501.993

1 7.18

1.5 Fracture

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

Uneven, Brittle

1.6 Cleavage

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

Perfect on [100], [010], [001]

1.7 Mohs Hardness

52.5

2 10

1.8 Chemical Composition

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

Not Available

Hemimorphite and Sylvite Chemical Formula

While comparing Hemimorphite and Sylvite 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 Sylvite chemical formula.

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

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Hemimorphite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hemimorphite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hemimorphite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Hemimorphite is 1.993 whereas that of Sylvite is 1.993.