Bayldonite and Bustamite Physical Properties

Bayldonite

Bustamite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Partly soluble in HCl.

1.3 Durability

Not Available

1.4 Specific Gravity

5.503.32-3.43

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

None

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

1.7 Mohs Hardness

4.55.5-6

2 10

1.8 Chemical Composition

(Cu,Zn)3Pb(AsO3OH)2(OH)2

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

Bayldonite and Bustamite Chemical Formula

While comparing Bayldonite 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 Bayldonite and Bustamite chemical formula.

Chemical formula of Bayldonite- (Cu,Zn)3Pb(AsO3OH)2(OH)2
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Bayldonite and Bustamite Specific Gravity

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