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Bertrandite
Bertrandite

Cerussite
Cerussite



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Bertrandite
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Cerussite

Bertrandite and Cerussite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.6 Solubility
Not Available
insoluble
1.8 Durability
Not Available
Not Available
1.10 Specific Gravity
2.59-2.606.46-6.57
Amber
1 7.18
1.7 Fracture
Brittle, Metallic, Brittle, Metallic
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
1.8 Cleavage
{001} Perfect, {110} Distinct, {101} Distinct
Good [110] and [021]
1.9 Mohs Hardness
6-73-3.5
Amber
2 10
1.9 Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
PbCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Bertrandite and Cerussite Chemical Formula

While comparing Bertrandite and Cerussite 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 Bertrandite and Cerussite chemical formula.

  • Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Cerussite- PbCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Bertrandite and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bertrandite and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bertrandite and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Bertrandite is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.