Kornerupine and Witherite Physical Properties

Kornerupine

Witherite

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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

3.25-3.454.27-4.35

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Good on {110}

{010} Distinct

1.7 Mohs Hardness

6.53-3.5

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

BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Kornerupine and Witherite Chemical Formula

While comparing Kornerupine and Witherite 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 Witherite 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 Witherite- BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Kornerupine and Witherite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Witherite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Witherite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 4.27-4.35 whereas that of Witherite is 4.27-4.35.