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Falcons Eye
Falcons Eye

Black Opal
Black Opal



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Falcons Eye
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Black Opal

Falcons Eye and Black Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.58-2.64
-
-
7
SiO 2Walter Schumann , Gemstones of the world (2001)
 
-
-
-
1.97-2.22
Conchoidal
None
6-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Falcons Eye and Black Opal Chemical Formula

While comparing Falcons Eye and Black 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 Falcons Eye and Black Opal chemical formula.

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Falcons Eye and Black Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Falcons Eye and Black Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Falcons Eye Vs Black Opal during the identification of gemstone. Specific gravity of Falcons Eye is whereas that of Black Opal is .