Rosasite and Hemimorphite Physical Properties

Rosasite

Hemimorphite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Effervesces in cold

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.23.30-3.50

1 7.18

1.5 Fracture

Splintery

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

1.6 Cleavage

Perfect on {100} and {010}

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

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Hemimorphite Chemical Formula

While comparing Rosasite 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 Rosasite and Hemimorphite 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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Rosasite and Hemimorphite Specific Gravity

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