Bustamite and Rhodolite Physical Properties

Bustamite

Rhodolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Partly soluble in HCl.

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.32-3.433.84

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

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

none, may show indistinct parting

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

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

(Mg,Fe)₃Al₂Si₃O₁₂

Bustamite and Rhodolite Chemical Formula

While comparing Bustamite and Rhodolite 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 Bustamite and Rhodolite chemical formula.

Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Bustamite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bustamite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 3.84 whereas that of Rhodolite is 3.84.