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Dallasite
Dallasite

Goethite
Goethite



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Dallasite
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Goethite

Dallasite and Goethite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.58-2.91
-
-
6.5-7
-
 
-
HCl soluble
-
4.27-4.29
Uneven
Perfect {010}
5-5.5
FeO(OH)Arthur Thomas , Gemstones (2009)

Dallasite and Goethite Chemical Formula

While comparing Dallasite 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 Dallasite and Goethite chemical formula.

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Dallasite and Goethite Specific Gravity

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