Boleite and Grandidierite Physical Properties

Boleite

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

5.052.85-3.00

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

[001] perfect

Perfect

1.7 Mohs Hardness

3-3.57.5

2 10

1.8 Chemical Composition

Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references

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

Boleite and Grandidierite Chemical Formula

While comparing Boleite 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 Boleite and Grandidierite chemical formula.

Chemical formula of Boleite- Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) 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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Boleite and Grandidierite Specific Gravity

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