Adamite and Hemimorphite Physical Properties

Adamite

Hemimorphite

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Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

4.32-4.483.30-3.50

1 7.18

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Fracture

Uneven, Subconchoidal, Conchoidal

Uneven, ConchoidalWalter Schumann, Conchoidal

Cleavage

{101}, good; {010}, poor

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

Mohs Hardness

3.55

2 10

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Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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

Adamite and Hemimorphite Chemical Formula

While comparing Adamite 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 Adamite and Hemimorphite chemical formula.

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

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Adamite and Hemimorphite Specific Gravity

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