×

Chalcedony
Chalcedony

Crystal Opal
Crystal Opal



ADD
Compare
X
Chalcedony
X
Crystal Opal

Chalcedony and Crystal Opal Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.55-2.701.97-2.22
Amber
1 7.18
1.5 Fracture
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Absent
Not Available
1.7 Mohs Hardness
6.5-75.5-6.5
Amber
2 10
1.8 Chemical Composition
SiO2
SiO 2 + H 2OUlrich Henn and Claudio C.

Chalcedony and Crystal Opal Chemical Formula

While comparing Chalcedony and Crystal 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 Chalcedony and Crystal Opal chemical formula.

  • Chemical formula of Chalcedony- SiO2
  • Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Chalcedony and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chalcedony and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcedony and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Chalcedony is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.