Peridot and Sapphirine Physical Properties

Peridot

Sapphirine

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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

1.54-1.553.40-3.58

1 7.18

1.5 Fracture

Conchoidal

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

Poor

{010} Perfect

1.7 Mohs Hardness

6.5-77.5

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Peridot and Sapphirine Chemical Formula

While comparing Peridot and Sapphirine 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 Sapphirine chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Peridot and Sapphirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.