Cerussite and Bustamite Physical Properties

Cerussite

Bustamite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Partly soluble in HCl.

1.3 Durability

Not Available

1.4 Specific Gravity

6.46-6.573.32-3.43

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Good [110] and [021]

{100} perfect; {110} and {1 1 0} good; {010} poor

1.7 Mohs Hardness

3-3.55.5-6

2 10

1.8 Chemical Composition

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

(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cerussite and Bustamite Chemical Formula

While comparing Cerussite and Bustamite 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 Bustamite chemical formula.

Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

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Cerussite Vs Cubic Zirconia

Cerussite and Bustamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cerussite and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cerussite and Bustamite Optical Properties during the identification of gemstone. Specific gravity of Cerussite is 3.32-3.43 whereas that of Bustamite is 3.32-3.43.