Peridot and Lawsonite Physical Properties

Peridot

Lawsonite

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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

1.54-1.553.09

1 7.18

1.5 Fracture

Conchoidal

White, Yellow, Pale blue, Brittle, Uneven

1.6 Cleavage

Poor

Perfect on {100} and {010}, imperfect on {101}

1.7 Mohs Hardness

6.5-78

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

Not Available

Peridot and Lawsonite Chemical Formula

While comparing Peridot and Lawsonite 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 Lawsonite chemical formula.

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

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Peridot and Lawsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Lawsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Lawsonite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.09 whereas that of Lawsonite is 3.09.