Boleite and Bertrandite Physical Properties

Boleite

Bertrandite

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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

5.052.59-2.60

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

[001] perfect

{001} Perfect, {110} Distinct, {101} Distinct

1.7 Mohs Hardness

3-3.56-7

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

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Boleite and Bertrandite Chemical Formula

While comparing Boleite and Bertrandite 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 Bertrandite 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 Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Boleite and Bertrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boleite and Bertrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boleite and Bertrandite Optical Properties during the identification of gemstone. Specific gravity of Boleite is 2.59-2.60 whereas that of Bertrandite is 2.59-2.60.