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Pargasite
Pargasite

Witherite
Witherite



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Pargasite
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Witherite

Pargasite and Witherite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.04-3.26
Splintery, Uneven
{110} perfect
5-6
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
4.27-4.35
Conchoidal
{010} Distinct
3-3.5
BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pargasite and Witherite Chemical Formula

While comparing Pargasite and Witherite 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 Witherite chemical formula.

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Pargasite and Witherite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pargasite and Witherite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pargasite Vs Witherite during the identification of gemstone. Specific gravity of Pargasite is whereas that of Witherite is .