Tugtupite and Pargasite Physical Properties

Tugtupite

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

2.30-2.603.04-3.26

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Splintery, Brittle, Uneven

1.6 Cleavage

{111} Imperfect

{110} perfect

1.7 Mohs Hardness

5.5-65-6

2 10

1.8 Chemical Composition

Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Tugtupite and Pargasite Chemical Formula

While comparing Tugtupite 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 Tugtupite and Pargasite chemical formula.

Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Tugtupite and Pargasite Specific Gravity

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