Sardonyx and Feldspar Physical Properties

Sardonyx

Feldspar

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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

2.55-2.702.56-2.75

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

two or three

1.7 Mohs Hardness

6.5-76-6.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Not Available

Sardonyx and Feldspar Chemical Formula

While comparing Sardonyx and Feldspar 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 Sardonyx and Feldspar chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.

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Sardonyx and Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.