Spessartine and Kornerupine Physical Properties

Spessartine

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

4.12-4.183.25-3.45

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Conchoidal, Brittle

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

1.6 Cleavage

{???} Distinct

Good on {110}

1.7 Mohs Hardness

7-7.56.5

2 10

1.8 Chemical Composition

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Spessartine and Kornerupine Chemical Formula

While comparing Spessartine 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 Spessartine and Kornerupine chemical formula.

Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Compare Red Gemstones

Spessartine Vs Tortoiseshell

Spessartine Vs Triplite

Spessartine Vs Tourmaline

Spessartine and Kornerupine Specific Gravity

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