Amazonite and Kornerupine Physical Properties

Amazonite

Kornerupine

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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

2.55-2.573.25-3.45

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Good on {110}

1.7 Mohs Hardness

6-6.56.5

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Kornerupine Chemical Formula

While comparing Amazonite 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 Amazonite and Kornerupine chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Amazonite and Kornerupine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Kornerupine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Kornerupine Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 3.25-3.45 whereas that of Kornerupine is 3.25-3.45.