Pargasite and Strontianite Physical Properties

Pargasite

Strontianite

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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

3.04-3.263.63-3.79

1 7.18

1.5 Fracture

Splintery, Brittle, Uneven

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

{110} perfect

{110} Good

1.7 Mohs Hardness

5-63.5

2 10

1.8 Chemical Composition

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

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Pargasite and Strontianite Chemical Formula

While comparing Pargasite and Strontianite 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 Strontianite chemical formula.

Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

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Pargasite and Strontianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pargasite and Strontianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pargasite and Strontianite Optical Properties during the identification of gemstone. Specific gravity of Pargasite is 3.63-3.79 whereas that of Strontianite is 3.63-3.79.