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Grandidierite
Grandidierite

Hiddenite
Hiddenite



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Grandidierite
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Hiddenite

Grandidierite and Hiddenite 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
2.85-3.003.15-3.21
Amber
1 7.18
1.5 Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Perfect
1,2 prismatic
1.7 Mohs Hardness
7.56-7
Amber
2 10
1.8 Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
LiAlSi2O6

Grandidierite and Hiddenite Chemical Formula

While comparing Grandidierite and Hiddenite 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 Grandidierite and Hiddenite chemical formula.

  • Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
  • Chemical formula of Hiddenite- LiAlSi2O6

Grandidierite and Hiddenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Hiddenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Hiddenite Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 3.15-3.21 whereas that of Hiddenite is 3.15-3.21.