Povondraite and Hemimorphite Physical Properties

Povondraite

Hemimorphite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.26

Uneven

None

-9999

NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

Brittle

Soluble

3.30-3.50

Uneven, ConchoidalWalter Schumann, Conchoidal

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

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

Povondraite and Hemimorphite Chemical Formula

While comparing Povondraite 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 Povondraite and Hemimorphite chemical formula.

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Povondraite and Hemimorphite Specific Gravity

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