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Goethite
Goethite

Rosasite
Rosasite



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Goethite
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Rosasite

Goethite and Rosasite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
HCl soluble
-
4.27-4.29
Uneven
Perfect {010}
5-5.5
FeO(OH)Arthur Thomas , Gemstones (2009)
 
Brittle
Effervesces in cold
-
4-4.2
Splintery
Perfect on {100} and {010}
4
CuZn(CO3)(OH)2

Goethite and Rosasite Chemical Formula

While comparing Goethite and Rosasite 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 Rosasite chemical formula.

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Goethite and Rosasite Specific Gravity

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