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Gyrolite and Boulder Opal Physical Properties


Boulder Opal and Gyrolite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.48   
1.98-2.25   

Fracture
Brittle, Uneven, Brittle, Uneven   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Perfect on {001}   
Not Available   

Mohs Hardness
2   
5-6.5   

Chemical Composition
NaCa16Si23AlO60(OH)8•64(H2O)   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Gyrolite and Boulder Opal Chemical Formula

While comparing Gyrolite and Boulder 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 Gyrolite and Boulder Opal chemical formula.

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Gyrolite and Boulder Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gyrolite and Boulder Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gyrolite and Boulder Opal Optical Properties during the identification of gemstone. Specific gravity of Gyrolite is 1.98-2.25 whereas that of Boulder Opal is 1.98-2.25.

Green Gemstones

Green Gemstones


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