Fluorite and Bustamite Physical Properties

Fluorite

Bustamite

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Partly soluble in HCl.

Durability

Specific Gravity

3.00-3.253.32-3.43

1 7.18

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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

Octahedral, perfect on {111}, parting on {011}

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

Mohs Hardness

45.5-6

2 10

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Chemical Composition

CaF₂

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

Fluorite and Bustamite Chemical Formula

While comparing Fluorite 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 Fluorite and Bustamite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Fluorite and Bustamite Specific Gravity

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