Goshenite and Grandidierite Physical Properties

Goshenite

Grandidierite

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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

2.60-2.90

2.85-3.00

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

3,1 basal

Perfect

1.7 Mohs Hardness

7.5-8

7.5

1.8 Chemical Composition

Be₃Al₂SiO₆

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

Goshenite and Grandidierite Chemical Formula

While comparing Goshenite 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 Goshenite and Grandidierite chemical formula.

Chemical formula of Goshenite- Be₃Al₂SiO₆
Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

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Goshenite and Grandidierite Specific Gravity

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