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Blue spinel
Blue spinel

Sapphire
Sapphire



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Blue spinel
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Sapphire

Blue spinel and Sapphire Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
insoluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available3.95-4.03
Amber
1 7.18
1.5 Fracture
Not Available
Uneven, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
Not Available
None, but may exhibit parting
1.7 Mohs Hardness
Not Available9
Amber
2 10
1.8 Chemical Composition
Not Available
Al 2 O 3

Blue spinel and Sapphire Chemical Formula

While comparing Blue spinel and Sapphire 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 Blue spinel and Sapphire chemical formula.

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  • Chemical formula of Sapphire- Al 2 O 3

Blue spinel and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Blue spinel and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Blue spinel and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Blue spinel is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.