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Mellite
Mellite

Sphalerite
Sphalerite



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Mellite
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Sphalerite

Mellite and Sphalerite 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
1.58-1.603.95-4.10
Amber
1 7.18
1.5 Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
1.6 Cleavage
{011} Imperfect
{110} Perfect, {110} Perfect, {110} Perfect
1.7 Mohs Hardness
23.5-4
Amber
2 10
1.8 Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
(Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Mellite and Sphalerite Chemical Formula

While comparing Mellite and Sphalerite 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 Mellite and Sphalerite chemical formula.

  • Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
  • Chemical formula of Sphalerite- (Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Mellite and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.