Fluorite and Bastnasite Physical Properties

Fluorite

Bastnasite

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Durability

Specific Gravity

3.00-3.254.95-5.0

1 7.18

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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann

Uneven

Cleavage

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

Imperfect to indistinct on {10 1 0}, parting on {0001}

Mohs Hardness

44-5

2 10

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Chemical Composition

CaF₂

(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fluorite and Bastnasite Chemical Formula

While comparing Fluorite and Bastnasite 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 Bastnasite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Fluorite and Bastnasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.