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Chalcedony
Chalcedony

Forsterite
Forsterite



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Chalcedony
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Forsterite

Chalcedony and Forsterite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
Soluble
-
2.55-2.70
Uneven, Splintery, Conchoidal
Absent
6.5-7
SiO2
 
-
-
-
3.23-3.26
Conchoidal
Perfect on {010} imperfect on {100}
6.5-7
Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Chalcedony and Forsterite Chemical Formula

While comparing Chalcedony and Forsterite 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 Forsterite chemical formula.

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Chalcedony and Forsterite Specific Gravity

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