Almandine and Kornerupine Physical Properties

Almandine

Kornerupine

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.95-4.30

Conchoidal

none

7-7.5

Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

3.25-3.45

Conchoidal, Uneven

Good on {110}

6.5

Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Almandine and Kornerupine Chemical Formula

While comparing Almandine and Kornerupine 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 Almandine and Kornerupine chemical formula.

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Almandine and Kornerupine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Almandine and Kornerupine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine Vs Kornerupine during the identification of gemstone. Specific gravity of Almandine is whereas that of Kornerupine is .