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Tanzanite
Tanzanite

Mellite
Mellite



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Tanzanite
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Mellite

Tanzanite and Mellite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Hard
Not Available
1.4 Specific Gravity
3.351.58-1.60
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Perfect {010}, imperfect {100}
{011} Imperfect
1.7 Mohs Hardness
6.5-72
Amber
2 10
1.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Tanzanite and Mellite Chemical Formula

While comparing Tanzanite and Mellite 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 Tanzanite and Mellite chemical formula.

  • Chemical formula of Tanzanite- Ca2Al3(SiO4)3(OH)
  • Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Tanzanite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.