Grandidierite and Sulphur Physical Properties

Grandidierite

Sulphur

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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

2.85-3.002.05-2.08

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect

Not Available

1.7 Mohs Hardness

7.5Not Available

2 10

1.8 Chemical Composition

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

SWalter Schumann , Gemstones of the world (2001)

Grandidierite and Sulphur Chemical Formula

While comparing Grandidierite and Sulphur 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 Grandidierite and Sulphur chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Sulphur- SWalter Schumann , Gemstones of the world (2001)

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Grandidierite and Sulphur Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Sulphur Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Sulphur Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 2.05-2.08 whereas that of Sulphur is 2.05-2.08.