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Bertrandite
Bertrandite

Ammolite
Ammolite



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Bertrandite
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Ammolite

Bertrandite and Ammolite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.59-2.60
2.75-2.80
1.5 Fracture
Brittle, Metallic, Brittle, Metallic
Uneven, Granular
1.6 Cleavage
{001} Perfect, {110} Distinct, {101} Distinct
no true cleavage
1.7 Mohs Hardness
6-7
4
1.8 Chemical Composition
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Not Available

Bertrandite and Ammolite Chemical Formula

While comparing Bertrandite and Ammolite 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 Ammolite chemical formula.

  • Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
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Bertrandite and Ammolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bertrandite and Ammolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bertrandite and Ammolite Optical Properties during the identification of gemstone. Specific gravity of Bertrandite is 2.75-2.80 whereas that of Ammolite is 2.75-2.80.

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