Peridot and Pearl Physical Properties

Peridot

Pearl

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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

1.54-1.552.60-2.85

1 7.18

1.5 Fracture

Conchoidal

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Poor

none

1.7 Mohs Hardness

6.5-72.5-4.5

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

Not Available

Peridot and Pearl Chemical Formula

While comparing Peridot and Pearl 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 Peridot and Pearl chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Peridot and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Pearl Optical Properties during the identification of gemstone. Specific gravity of Peridot is 2.60-2.85 whereas that of Pearl is 2.60-2.85.