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Forsterite
Forsterite

Adamite
Adamite



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Forsterite
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Adamite

Forsterite and Adamite 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)
 
Brittle
-
-
4.32-4.48
Uneven, Subconchoidal, Conchoidal
{101}, good; {010}, poor
3.5
Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)

Forsterite and Adamite Chemical Formula

While comparing Forsterite and Adamite 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 Adamite chemical formula.

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Forsterite and Adamite Specific Gravity

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