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Hurlbutite
Hurlbutite

Sapphire
Sapphire



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Hurlbutite
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Hurlbutite 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
2.90
3.95-4.03
1.5 Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Uneven, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
None
None, but may exhibit parting
1.7 Mohs Hardness
6
9
1.8 Chemical Composition
CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
Al 2 O 3

Hurlbutite and Sapphire Chemical Formula

While comparing Hurlbutite 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 Hurlbutite and Sapphire chemical formula.

  • Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Sapphire- Al 2 O 3

Hurlbutite and Sapphire Specific Gravity

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