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Falcons Eye and Goethite Physical Properties


Goethite and Falcons Eye Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
HCl soluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.58-2.64   
4.27-4.29   

Fracture
Gemstones of the world (2001)   
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).   

Cleavage
Not Available   
Perfect {010}   

Mohs Hardness
7   
5-5.5   

Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)   
FeO(OH)Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Falcons Eye and Goethite Chemical Formula

While comparing Falcons Eye and Goethite 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 Falcons Eye and Goethite chemical formula.

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Falcons Eye and Goethite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Falcons Eye and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Falcons Eye and Goethite Optical Properties during the identification of gemstone. Specific gravity of Falcons Eye is 4.27-4.29 whereas that of Goethite is 4.27-4.29.

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