Beudantite and Kornerupine Physical Properties

Beudantite

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

4.483.25-3.45

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

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

1.6 Cleavage

distinct; good on {0001}

Good on {110}

1.7 Mohs Hardness

3.5-4.56.5

2 10

1.8 Chemical Composition

PbFe+++3(AsO4)(SO4)(OH)6

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

Beudantite and Kornerupine Chemical Formula

While comparing Beudantite 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 Beudantite and Kornerupine chemical formula.

Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6
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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Beudantite and Kornerupine Specific Gravity

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