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Imperial Topaz
Imperial Topaz

Grandidierite
Grandidierite



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Imperial Topaz
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Grandidierite

Imperial Topaz and Grandidierite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.49-3.572.85-3.00
Amber
1 7.18
1.5 Fracture
Uneven
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
1.6 Cleavage
Not Available
Perfect
1.7 Mohs Hardness
87.5
Amber
2 10
1.8 Chemical Composition
Not Available
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Imperial Topaz and Grandidierite Chemical Formula

While comparing Imperial Topaz and Grandidierite 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 Imperial Topaz and Grandidierite chemical formula.

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  • Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Imperial Topaz and Grandidierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Imperial Topaz and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Imperial Topaz and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Imperial Topaz is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.