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Goethite
Goethite

Amber
Amber



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Goethite
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Amber

Goethite and Amber Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
HCl soluble
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.27-4.291.05-1.10
Achroite
1 7.18
1.5 Fracture
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).
ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
Perfect {010}
None
1.7 Mohs Hardness
5-5.52-2.5
Adamite
2 10
1.8 Chemical Composition
FeO(OH)Arthur Thomas , Gemstones (2009)
[C,H,O]

Goethite and Amber Chemical Formula

While comparing Goethite and Amber 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 Amber chemical formula.

  • Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)
  • Chemical formula of Amber- [C,H,O]

Goethite and Amber Specific Gravity

Another important criteria for qualitative analysis of gemstones is Goethite and Amber Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goethite and Amber Optical Properties during the identification of gemstone. Specific gravity of Goethite is 1.05-1.10 whereas that of Amber is 1.05-1.10.