Gaspeite and Pargasite Physical Properties

Gaspeite

Pargasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

HCl soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.713.04-3.26

1 7.18

1.5 Fracture

Uneven

Splintery, Brittle, Uneven

1.6 Cleavage

{10 1 1} Good

{110} perfect

1.7 Mohs Hardness

4.5-55-6

2 10

1.8 Chemical Composition

(Ni,Mg,Fe++)CO3

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

Gaspeite and Pargasite Chemical Formula

While comparing Gaspeite 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 Gaspeite and Pargasite chemical formula.

Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Gaspeite and Pargasite Specific Gravity

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