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Forsterite
Forsterite

Jacobsite
Jacobsite



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Forsterite
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Jacobsite

Forsterite and Jacobsite 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)
 
-
-
-
4.76-5.03
Conchoidal
None
5.5-6.5
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Forsterite and Jacobsite Chemical Formula

While comparing Forsterite and Jacobsite 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 Jacobsite chemical formula.

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Forsterite and Jacobsite Specific Gravity

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