Boleite and Iolite Physical Properties

Boleite

Iolite

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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

5.052.6-2.7

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

[001] perfect

3,1

1.7 Mohs Hardness

3-3.57-7.5

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

Mg₂Al₄Si₅O₁₈

Boleite and Iolite Chemical Formula

While comparing Boleite and Iolite 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 Iolite 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 Iolite- Mg₂Al₄Si₅O₁₈

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Boleite and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boleite and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boleite and Iolite Optical Properties during the identification of gemstone. Specific gravity of Boleite is 2.6-2.7 whereas that of Iolite is 2.6-2.7.