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Pectolite
Pectolite

Marcasite
Marcasite



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Pectolite
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Marcasite

Pectolite and Marcasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.74-2.90
Uneven, Splintery
Perfect on {100} and {001}
4.5-5
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
 
-
-
-
4.80-4.90
Uneven
{010} Indistinct
6-6.5
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pectolite and Marcasite Chemical Formula

While comparing Pectolite and Marcasite 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 Pectolite and Marcasite chemical formula.

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Pectolite and Marcasite Specific Gravity

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