Goethite and Serpentine Physical Properties

Goethite

Serpentine

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

HCl soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.27-4.292.44-2.62

1 7.18

1.5 Fracture

Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).

Uneven, Uneven, Gemstones of the world (2001) More from other references

1.6 Cleavage

Perfect {010}

Not Available

1.7 Mohs Hardness

5-5.52.5-5.5

2 10

1.8 Chemical Composition

FeO(OH)Arthur Thomas , Gemstones (2009)

H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

Goethite and Serpentine Chemical Formula

While comparing Goethite and Serpentine 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 Serpentine chemical formula.

Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)
Chemical formula of Serpentine- H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

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Goethite and Serpentine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Goethite and Serpentine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goethite and Serpentine Optical Properties during the identification of gemstone. Specific gravity of Goethite is 2.44-2.62 whereas that of Serpentine is 2.44-2.62.