Wavellite and Bustamite Physical Properties

Wavellite

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

2.363.32-3.43

1 7.18

1.5 Fracture

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

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

1.6 Cleavage

[110] perfect, [101] good, [010] distinct

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

1.7 Mohs Hardness

3.5-45.5-6

2 10

1.8 Chemical Composition

Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Wavellite and Bustamite Chemical Formula

While comparing Wavellite 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 Wavellite and Bustamite chemical formula.

Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael 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

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Wavellite and Bustamite Specific Gravity

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