Anorthoclase and Bustamite Physical Properties

Anorthoclase

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

2.56-2.623.32-3.43

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

From the Greek for oblique and fracture, descriptive of the cleavage

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

1.7 Mohs Hardness

6-6.55.5-6

2 10

1.8 Chemical Composition

(Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Anorthoclase and Bustamite Chemical Formula

While comparing Anorthoclase 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 Anorthoclase and Bustamite chemical formula.

Chemical formula of Anorthoclase- (Na,K)AlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Anorthoclase Vs Beryllonite

Anorthoclase Vs Black Opal

Anorthoclase Vs Beryl

Anorthoclase and Bustamite Specific Gravity

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