Kornerupine and Fluorite Physical Properties

Kornerupine

Fluorite

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1 Physical Properties

1.2 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

slightly water soluble and in hot hydrochloric acid

1.6 Durability

Not Available

1.11 Specific Gravity

3.25-3.453.00-3.25

1 7.18

1.26 Fracture

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

Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.27 Cleavage

Good on {110}

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

1.28 Mohs Hardness

6.54

2 10

1.32 Chemical Composition

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

CaF₂

Kornerupine and Fluorite Chemical Formula

While comparing Kornerupine and Fluorite 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 Fluorite 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 Fluorite- CaF₂

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Kornerupine and Fluorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Fluorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Fluorite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.00-3.25 whereas that of Fluorite is 3.00-3.25.