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Adamite and Fire Opal Physical Properties


Fire Opal and Adamite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.32-4.48   
1.97-2.22   

Fracture
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic   
Conchoidal, Conchoidal, Gemstones of the world (2001)   

Cleavage
{101}, good; {010}, poor   
Not Available   

Mohs Hardness
3.5   
6-6.5   

Chemical Composition
Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)   
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Adamite and Fire Opal Chemical Formula

While comparing Adamite and Fire Opal 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 Adamite and Fire Opal chemical formula.

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Adamite and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Adamite is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.

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