Chrysocolla and Bustamite Physical Properties

Chrysocolla

Bustamite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Partly soluble in HCl.

1.3 Durability

Not Available

1.4 Specific Gravity

2.00-2.453.32-3.43

1 7.18

1.5 Fracture

Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

2-45.5-6

2 10

1.8 Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

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

Chrysocolla and Bustamite Chemical Formula

While comparing Chrysocolla 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 Chrysocolla and Bustamite chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrysocolla and Bustamite Specific Gravity

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