Peridot and Chlorastrolite Physical Properties

Peridot

Chlorastrolite

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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

1.54-1.553.1-3.5

1 7.18

1.5 Fracture

Conchoidal

Granular

1.6 Cleavage

Poor

Not Available

1.7 Mohs Hardness

6.5-75-6

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Peridot and Chlorastrolite Chemical Formula

While comparing Peridot and Chlorastrolite 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 Chlorastrolite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

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Peridot and Chlorastrolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Chlorastrolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Chlorastrolite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.1-3.5 whereas that of Chlorastrolite is 3.1-3.5.