Pargasite and Hemimorphite Physical Properties

Pargasite

Hemimorphite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.263.30-3.50

1 7.18

1.5 Fracture

Splintery, Brittle, Uneven

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

1.6 Cleavage

{110} perfect

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

1.7 Mohs Hardness

5-65

2 10

1.8 Chemical Composition

NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Pargasite and Hemimorphite Chemical Formula

While comparing Pargasite 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 Pargasite and Hemimorphite chemical formula.

Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael 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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Pargasite and Hemimorphite Specific Gravity

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