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Taaffeite
Taaffeite

Hibonite
Hibonite



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Taaffeite
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Hibonite

Taaffeite and Hibonite 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
3.60-3.61
3.84
1.5 Fracture
Conchoidal
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Imperfect/fair/absent
{0001} good, {10 1 0} parting
1.7 Mohs Hardness
8-8.5
7.5-8
1.8 Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
(Ca,Ce)(Al,Ti,Mg)12O19

Taaffeite and Hibonite Chemical Formula

While comparing Taaffeite and Hibonite 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 Taaffeite and Hibonite chemical formula.

  • Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

Taaffeite and Hibonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Taaffeite and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Taaffeite and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Taaffeite is 3.84 whereas that of Hibonite is 3.84.