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Glaucophane
Glaucophane

White Opal
White Opal



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Glaucophane
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White Opal

Glaucophane 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
3-3.15
1.98-2.50
1.5 Fracture
Conchoidal, Brittle, Conchoidal
Conchoidal, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
Good on [110] and on [001]
Not Available
1.7 Mohs Hardness
6.0-6.5
5.5-6.5
1.8 Chemical Composition
[ ]Na2(Mg3Al2)Si8O22(OH)2
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Glaucophane and White Opal Chemical Formula

While comparing Glaucophane 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 Glaucophane and White Opal chemical formula.

  • Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
  • Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Glaucophane and White Opal Specific Gravity

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