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Datolite
Datolite

Amethyst
Amethyst



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Datolite
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Amethyst

Datolite and Amethyst Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.90-3.00
Conchoidal, Uneven
None
5-5.5
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
insoluble in common solvents
-
2.65
Conchoidal, ConchoidalWalter Schumann
Indiscernible
7
SiO2

Datolite and Amethyst Chemical Formula

While comparing Datolite 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 Datolite and Amethyst chemical formula.

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Datolite and Amethyst Specific Gravity

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