Cerussite and Rock Crystal Physical Properties

Cerussite

Rock Crystal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.46-6.572.65

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Good [110] and [021]

Not Available

1.7 Mohs Hardness

3-3.57

2 10

1.8 Chemical Composition

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

SiO 2Walter Schumann , Gemstones of the world (2001)

Cerussite and Rock Crystal Chemical Formula

While comparing Cerussite and Rock Crystal 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 Cerussite and Rock Crystal chemical formula.

Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

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Cerussite and Rock Crystal Specific Gravity

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