Zincite and Pargasite Physical Properties

Zincite

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

5.50-5.903.04-3.26

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Splintery, Brittle, Uneven

1.6 Cleavage

On {10 1 0}, perfect; parting on {000 1 }

{110} perfect

1.7 Mohs Hardness

45-6

2 10

1.8 Chemical Composition

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Zincite and Pargasite Chemical Formula

While comparing Zincite 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 Zincite and Pargasite chemical formula.

Chemical formula of Zincite- (Zn,Mn2+ )OMichael 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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Zincite and Pargasite Specific Gravity

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