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Forsterite
Forsterite

Austinite
Austinite



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Forsterite
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Austinite

Forsterite and Austinite 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
Easily soluble in cold dilute HCl
-
4.12
Uneven
Good in two directions parallel to the prism faces {110}
4-4.5
CaZn(AsO4)(OH)

Forsterite and Austinite Chemical Formula

While comparing Forsterite and Austinite 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 Austinite chemical formula.

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Forsterite and Austinite Specific Gravity

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