Amazonite and Pargasite Physical Properties

Amazonite

Pargasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.573.04-3.26

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Splintery, Brittle, Uneven

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

{110} perfect

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Pargasite Chemical Formula

While comparing Amazonite 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 Amazonite and Pargasite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Amazonite and Pargasite Specific Gravity

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