Sardonyx and Peridot Physical Properties

Sardonyx

Peridot

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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

2.55-2.701.54-1.55

1 7.18

1.5 Fracture

Not Available

Conchoidal

1.6 Cleavage

Not Available

Poor

1.7 Mohs Hardness

6.5-76.5-7

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

(Mg,Fe)₂SiO₄

Sardonyx and Peridot Chemical Formula

While comparing Sardonyx and Peridot 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 Peridot chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Sardonyx and Peridot Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Peridot Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Peridot Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 1.54-1.55 whereas that of Peridot is 1.54-1.55.