Peridot and Danburite Physical Properties

Peridot

Danburite

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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

1.54-1.552.97-3.03

1 7.18

1.5 Fracture

Conchoidal

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

Poor

{001} Poor

1.7 Mohs Hardness

6.5-77

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Peridot and Danburite Chemical Formula

While comparing Peridot and Danburite 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 Danburite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Peridot and Danburite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Danburite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Danburite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 2.97-3.03 whereas that of Danburite is 2.97-3.03.