Peridot and Prasiolite Physical Properties

Peridot

Prasiolite

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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

1.54-1.552.65

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Poor

3,1

1.7 Mohs Hardness

6.5-77

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

SiO 2Ulrich Henn and Claudio C.

Peridot and Prasiolite Chemical Formula

While comparing Peridot and Prasiolite 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 Prasiolite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Peridot and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 2.65 whereas that of Prasiolite is 2.65.