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Hibschite
Hibschite

Pleonaste
Pleonaste



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Hibschite
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Pleonaste

Hibschite and Pleonaste 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
3.05-3.083.80
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Irregular, Management Team (2012), Conchoidal, Brittle
Not Available
1.6 Cleavage
None
Not Available
1.7 Mohs Hardness
6.58
Amber
2 10
1.8 Chemical Composition
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Hibschite and Pleonaste Chemical Formula

While comparing Hibschite and Pleonaste 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 Hibschite and Pleonaste chemical formula.

  • Chemical formula of Hibschite- Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Hibschite and Pleonaste Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibschite and Pleonaste Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibschite and Pleonaste Optical Properties during the identification of gemstone. Specific gravity of Hibschite is 3.80 whereas that of Pleonaste is 3.80.