Peridot and Cerussite Physical Properties

Peridot

Cerussite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.54-1.556.46-6.57

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

Poor

Good [110] and [021]

1.7 Mohs Hardness

6.5-73-3.5

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Peridot and Cerussite Chemical Formula

While comparing Peridot and Cerussite 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 Cerussite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Peridot and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.