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Kunzite
Kunzite

Bertrandite
Bertrandite



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Kunzite
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Bertrandite

Kunzite and Bertrandite 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
3.15-3.212.59-2.60
Amber
1 7.18
1.5 Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Brittle, Metallic, Brittle, Metallic
1.6 Cleavage
1,2 prismatic
{001} Perfect, {110} Distinct, {101} Distinct
1.7 Mohs Hardness
6-76-7
Amber
2 10
1.8 Chemical Composition
LiAlSi2O6
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Kunzite and Bertrandite Chemical Formula

While comparing Kunzite 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 Kunzite and Bertrandite chemical formula.

  • Chemical formula of Kunzite- LiAlSi2O6
  • Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Kunzite and Bertrandite Specific Gravity

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