Albite and Pargasite Physical Properties

Albite

Pargasite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.653.04-3.26

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal

Splintery, Brittle, Uneven

1.6 Cleavage

Perfect on {001}, very good on {010}, imperfect on {110}

{110} perfect

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Albite and Pargasite Chemical Formula

While comparing Albite and Pargasite 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 Albite and Pargasite chemical formula.

Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Albite and Pargasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Albite and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Albite and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Albite is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.