Peridot and Leucite Physical Properties

Peridot

Leucite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.54-1.552.45-2.50

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Poor

Poor on {110}

1.7 Mohs Hardness

6.5-75.5-6

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

KAlSi 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Peridot and Leucite Chemical Formula

While comparing Peridot and Leucite 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 Leucite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Leucite- KAlSi 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Peridot and Leucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Leucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Leucite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 2.45-2.50 whereas that of Leucite is 2.45-2.50.