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Moonstone
Moonstone

Alexandrite
Alexandrite



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Moonstone
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Alexandrite

Moonstone and Alexandrite 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
 
-
-
-
3.69-3.81
-
1,1 ; 3,2.
8.5
BeAl 2 O 4

Moonstone and Alexandrite Chemical Formula

While comparing Moonstone and Alexandrite 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 Alexandrite chemical formula.

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Moonstone and Alexandrite Specific Gravity

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