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Bastnasite
Bastnasite

Amethyst
Amethyst



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Bastnasite
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Amethyst

Bastnasite and Amethyst Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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
 
-
insoluble in common solvents
-
2.65
Conchoidal, ConchoidalWalter Schumann
Indiscernible
7
SiO2

Bastnasite and Amethyst Chemical Formula

While comparing Bastnasite and Amethyst 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 Amethyst chemical formula.

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Bastnasite and Amethyst Specific Gravity

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