Leucite and Grandidierite Physical Properties

Leucite

Grandidierite

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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

2.45-2.502.85-3.00

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

Poor on {110}

Perfect

1.7 Mohs Hardness

5.5-67.5

2 10

1.8 Chemical Composition

KAlSi 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Leucite and Grandidierite Chemical Formula

While comparing Leucite and Grandidierite 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 Leucite and Grandidierite chemical formula.

Chemical formula of Leucite- KAlSi 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

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Leucite and Grandidierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Leucite and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Leucite and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Leucite is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.