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Gypsum
Gypsum

Pectolite
Pectolite



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Gypsum
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Pectolite

Gypsum and Pectolite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Flexible
Soluble
-
2.20-2.40
Conchoidal, Splintery, Fibrous
Perfect on {010}, distinct on {100}
2
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)
 
Brittle
-
-
2.74-2.90
Uneven, Splintery
Perfect on {100} and {001}
4.5-5
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Gypsum and Pectolite Chemical Formula

While comparing Gypsum and Pectolite 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 Gypsum and Pectolite chemical formula.

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Gypsum and Pectolite Specific Gravity

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