Pargasite and Ceylonite Physical Properties

Pargasite

Ceylonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.263.63-3.9

1 7.18

1.5 Fracture

Splintery, Brittle, Uneven

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{110} perfect

Indistinct

1.7 Mohs Hardness

5-67.5-8

2 10

1.8 Chemical Composition

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

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

Pargasite and Ceylonite Chemical Formula

While comparing Pargasite and Ceylonite 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 Pargasite and Ceylonite chemical formula.

Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

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Pargasite and Ceylonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pargasite and Ceylonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pargasite and Ceylonite Optical Properties during the identification of gemstone. Specific gravity of Pargasite is 3.63-3.9 whereas that of Ceylonite is 3.63-3.9.