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Fluorite
Fluorite

Mellite
Mellite



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Fluorite
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Mellite

Fluorite and Mellite Physical Properties

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Physical Properties

Tenacity

Brittle
-

Solubility

slightly water soluble and in hot hydrochloric acid
-

Durability

-
-

Specific Gravity

3.00-3.251.58-1.60
1 7.18
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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann
Conchoidal

Cleavage

Octahedral, perfect on {111}, parting on {011}
{011} Imperfect

Mohs Hardness

42
2 10
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Chemical Composition

CaF2
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Fluorite and Mellite Chemical Formula

While comparing Fluorite 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 Fluorite and Mellite chemical formula.

  • Chemical formula of Fluorite- CaF2
  • Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Fluorite and Mellite Specific Gravity

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