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Celestine and Goethite Physical Properties


Goethite and Celestine Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
HCl soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.90-4.00   
4.27-4.29   

Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal   
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).   

Cleavage
Perfect on {001}, good on {210}, poor on {010}   
Perfect {010}   

Mohs Hardness
3-3.5   
5-5.5   

Chemical Composition
SrSO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
FeO(OH)Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Celestine and Goethite Chemical Formula

While comparing Celestine 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 Celestine and Goethite chemical formula.

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Celestine and Goethite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Celestine and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Celestine and Goethite Optical Properties during the identification of gemstone. Specific gravity of Celestine is 4.27-4.29 whereas that of Goethite is 4.27-4.29.

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