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Quartz
Quartz

White Opal
White Opal



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Quartz
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White Opal

Quartz and White Opal Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.651.98-2.50
Amber
1 7.18
1.5 Fracture
Conchoidal, Conchoidal, Brittle, Gems
Conchoidal, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
{0110} Indistinct
Not Available
1.7 Mohs Hardness
75.5-6.5
Amber
2 10
1.8 Chemical Composition
SiO2
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Quartz and White Opal Chemical Formula

While comparing Quartz 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 Quartz and White Opal chemical formula.

  • Chemical formula of Quartz- SiO2
  • Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Quartz and White Opal Specific Gravity

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