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Lepidolite and Boulder Opal Physical Properties


Boulder Opal and Lepidolite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.80-2.90   
1.98-2.25   

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

Cleavage
{001} perfect   
Not Available   

Mohs Hardness
2.5   
5-6.5   

Chemical Composition
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.   
SiO 2 + H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Lepidolite and Boulder Opal Chemical Formula

While comparing Lepidolite 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 Lepidolite and Boulder Opal chemical formula.

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Lepidolite and Boulder Opal Specific Gravity

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

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