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Forsterite
Forsterite

Crystal Opal
Crystal Opal



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Forsterite
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Crystal Opal

Forsterite and Crystal Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.23-3.26
Conchoidal
Perfect on {010} imperfect on {100}
6.5-7
Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
1.97-2.22
Conchoidal
None
5.5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Forsterite and Crystal Opal Chemical Formula

While comparing Forsterite 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 Forsterite and Crystal Opal chemical formula.

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Forsterite and Crystal Opal Specific Gravity

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