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Moonstone
Moonstone

Amethyst
Amethyst



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Moonstone
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Amethyst

Moonstone and Amethyst Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.56-2.60
Uneven, ConchoidalWalter Schumann
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
6-6.5
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8
 
-
insoluble in common solvents
-
2.65
Conchoidal, ConchoidalWalter Schumann
Indiscernible
7
SiO2

Moonstone and Amethyst Chemical Formula

While comparing Moonstone 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 Moonstone and Amethyst chemical formula.

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Moonstone and Amethyst Specific Gravity

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