Hardystonite and Kornerupine Physical Properties

Hardystonite

Kornerupine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.396-3.4433.25-3.45

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

[001] good, [100] and [110] fair

Good on {110}

1.7 Mohs Hardness

3-46.5

2 10

1.8 Chemical Composition

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

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

Hardystonite and Kornerupine Chemical Formula

While comparing Hardystonite 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 Hardystonite and Kornerupine chemical formula.

Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
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 White Gemstones

Hardystonite Vs Larimar

Hardystonite Vs Leucite

Hardystonite Vs Jadeite

Hardystonite and Kornerupine Specific Gravity

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