Peridot and Schorl Physical Properties

Peridot

Schorl

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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

1.54-1.553.18-3.22

1 7.18

1.5 Fracture

Conchoidal

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Poor

{1011} Indistinct

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Peridot and Schorl Chemical Formula

While comparing Peridot and Schorl 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 Schorl chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Schorl- Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Compare Semi Precious Gemstones

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Peridot and Schorl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Schorl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Schorl Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.18-3.22 whereas that of Schorl is 3.18-3.22.