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Goethite and Tortoiseshell Physical Properties


Tortoiseshell and Goethite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
HCl soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.27-4.29   
1.25-1.35   

Fracture
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).   
Not Available   

Cleavage
Perfect {010}   
Not Available   

Mohs Hardness
5-5.5   
Not Available   

Chemical Composition
FeO(OH)Arthur Thomas , Gemstones (2009)   
Not Available   

Optical Properties >>
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Goethite and Tortoiseshell Chemical Formula

While comparing Goethite and Tortoiseshell 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 Goethite and Tortoiseshell chemical formula.

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Goethite and Tortoiseshell Specific Gravity

Another important criteria for qualitative analysis of gemstones is Goethite and Tortoiseshell Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goethite and Tortoiseshell Optical Properties during the identification of gemstone. Specific gravity of Goethite is 1.25-1.35 whereas that of Tortoiseshell is 1.25-1.35.

Brown Gemstones

Brown Gemstones


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