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Boulder Opal and Hydrogrossular Physical Properties


Hydrogrossular and Boulder Opal Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.25   
3.25-3.40   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Not Available   

Cleavage
Not Available   
Not Available   

Mohs Hardness
5-6.5   
7.5-8   

Chemical Composition
SiO 2 + H 2OUlrich Henn and Claudio C.   
hydrogrossular Massive vein s of opaque Grossular Garnet that resembles Jade . It is white to light green in color, and may be colored in a white, green, and pink combination. Hydrogrossular is often regarded as a variety of Grossular, but it is scientifi   

Optical Properties >>
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Boulder Opal and Hydrogrossular Chemical Formula

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

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Boulder Opal and Hydrogrossular Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boulder Opal and Hydrogrossular Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boulder Opal and Hydrogrossular Optical Properties during the identification of gemstone. Specific gravity of Boulder Opal is 3.25-3.40 whereas that of Hydrogrossular is 3.25-3.40.

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