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Ettringite
Ettringite

Kunzite
Kunzite



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Ettringite
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Kunzite

Ettringite and Kunzite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Partially soluble in water
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.773.15-3.21
Amber
1 7.18
1.5 Fracture
Not Available
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Perfect on {10 1 0}
1,2 prismatic
1.7 Mohs Hardness
2-2.56-7
Amber
2 10
1.8 Chemical Composition
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
LiAlSi2O6

Ettringite and Kunzite Chemical Formula

While comparing Ettringite and Kunzite 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 Ettringite and Kunzite chemical formula.

  • Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Kunzite- LiAlSi2O6

Ettringite and Kunzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ettringite and Kunzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite and Kunzite Optical Properties during the identification of gemstone. Specific gravity of Ettringite is 3.15-3.21 whereas that of Kunzite is 3.15-3.21.