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Sapphire
Sapphire

Datolite
Datolite



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Sapphire
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Datolite

Sapphire and Datolite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
insoluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.95-4.032.90-3.00
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
1.6 Cleavage
None, but may exhibit parting
None
1.7 Mohs Hardness
95-5.5
Amber
2 10
1.8 Chemical Composition
Al 2 O 3
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sapphire and Datolite Chemical Formula

While comparing Sapphire and Datolite 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 Sapphire and Datolite chemical formula.

  • Chemical formula of Sapphire- Al 2 O 3
  • Chemical formula of Datolite- CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sapphire and Datolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Datolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Datolite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 2.90-3.00 whereas that of Datolite is 2.90-3.00.