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Hurlbutite
Hurlbutite

White Opal
White Opal



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Hurlbutite
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White Opal

Hurlbutite and White Opal Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.901.98-2.50
Amber
1 7.18
1.5 Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Conchoidal, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
None
Not Available
1.7 Mohs Hardness
65.5-6.5
Amber
2 10
1.8 Chemical Composition
CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Hurlbutite and White Opal Chemical Formula

While comparing Hurlbutite and White Opal 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 White Opal chemical formula.

  • Chemical formula of Hurlbutite- CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Hurlbutite and White Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hurlbutite and White Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hurlbutite and White Opal Optical Properties during the identification of gemstone. Specific gravity of Hurlbutite is 1.98-2.50 whereas that of White Opal is 1.98-2.50.