Chlorastrolite and Peridot Physical Properties

Chlorastrolite

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

3.1-3.51.54-1.55

1 7.18

1.5 Fracture

Granular

Conchoidal

1.6 Cleavage

Not Available

Poor

1.7 Mohs Hardness

5-66.5-7

2 10

1.8 Chemical Composition

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

(Mg,Fe)₂SiO₄

Chlorastrolite and Peridot Chemical Formula

While comparing Chlorastrolite 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 Chlorastrolite and Peridot chemical formula.

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

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Chlorastrolite and Peridot Specific Gravity

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