Hemimorphite and Prase Physical Properties

Hemimorphite

Prase

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.502.64-2.69

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Hemimorphite and Prase Chemical Formula

While comparing Hemimorphite and Prase 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 Prase 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 Prase- SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hemimorphite and Prase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hemimorphite and Prase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hemimorphite and Prase Optical Properties during the identification of gemstone. Specific gravity of Hemimorphite is 2.64-2.69 whereas that of Prase is 2.64-2.69.