Feldspar and Verdite Physical Properties

Feldspar

Verdite

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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

2.56-2.752.80-3.0

1 7.18

1.5 Fracture

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

Not Available

1.6 Cleavage

two or three

{110} Good

1.7 Mohs Hardness

6-6.53

2 10

1.8 Chemical Composition

Not Available

NaFeS2•2(H2O)

Feldspar and Verdite Chemical Formula

While comparing Feldspar and Verdite 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 Feldspar and Verdite chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)

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Feldspar and Verdite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Feldspar and Verdite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Feldspar and Verdite Optical Properties during the identification of gemstone. Specific gravity of Feldspar is 2.80-3.0 whereas that of Verdite is 2.80-3.0.