Kornerupine and Orthoclase Physical Properties

Kornerupine

Orthoclase

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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

3.25-3.452.54-2.61

1 7.18

1.5 Fracture

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

Gems, Uneven

1.6 Cleavage

Good on {110}

Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.

1.7 Mohs Hardness

6.56

2 10

1.8 Chemical Composition

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

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Kornerupine and Orthoclase Chemical Formula

While comparing Kornerupine and Orthoclase 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 Kornerupine and Orthoclase chemical formula.

Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Orthoclase- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Kornerupine Vs Malachite

Kornerupine Vs Ludlamite

Kornerupine Vs Marble

Kornerupine and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Orthoclase Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 2.54-2.61 whereas that of Orthoclase is 2.54-2.61.