Aquamarine and Pargasite Physical Properties

Aquamarine

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

2.66-2.803.04-3.26

1 7.18

1.5 Fracture

Not Available

Splintery, Brittle, Uneven

1.6 Cleavage

3,1 basal

{110} perfect

1.7 Mohs Hardness

7.5-85-6

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

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

Aquamarine and Pargasite Chemical Formula

While comparing Aquamarine 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 Aquamarine and Pargasite chemical formula.

Chemical formula of Aquamarine- Be₃Al₂SiO₆
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Aquamarine and Pargasite Specific Gravity

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