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Pargasite
Pargasite

Eudialyte
Eudialyte



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Pargasite
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Eudialyte

Pargasite and Eudialyte 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)
 
Brittle
H₂SO₄
-
2.74-3.00
Uneven
Distinct on {0001} imperfect on {11 2 0}
5-5.5
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Pargasite and Eudialyte Chemical Formula

While comparing Pargasite and Eudialyte 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 Eudialyte chemical formula.

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Pargasite and Eudialyte Specific Gravity

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