Mellite and Allanite Physical Properties

Mellite

Allanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.58-1.603.40-4.20

1 7.18

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

Not Available

1.6 Cleavage

{011} Imperfect

Not Available

1.7 Mohs Hardness

2Not Available

2 10

1.8 Chemical Composition

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

Not Available

Mellite and Allanite Chemical Formula

While comparing Mellite and Allanite 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 Allanite chemical formula.

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

Compare Brown Gemstones

Mellite Vs Mother of Pearl

Mellite Vs Narsarsukite

Mellite Vs Morion

Mellite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mellite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Mellite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.