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Bastnasite
Bastnasite

Falcons Eye
Falcons Eye



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Bastnasite
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Falcons Eye

Bastnasite and Falcons Eye Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
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4.95-5.0
Uneven
Imperfect to indistinct on {10 1 0}, parting on {0001}
4-5
(Ce,La)(CO 3)FMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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-
-
2.58-2.64
-
-
7
SiO 2Walter Schumann , Gemstones of the world (2001)

Bastnasite and Falcons Eye Chemical Formula

While comparing Bastnasite and Falcons Eye 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 Bastnasite and Falcons Eye chemical formula.

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Bastnasite and Falcons Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Falcons Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite Vs Falcons Eye during the identification of gemstone. Specific gravity of Bastnasite is whereas that of Falcons Eye is .