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Bloodstone
Bloodstone

Ettringite
Ettringite



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Bloodstone
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Ettringite

Bloodstone and Ettringite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Partially soluble in water
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.63-2.651.77
Amber
1 7.18
1.5 Fracture
Not Available
Not Available
1.6 Cleavage
Indiscernible
Perfect on {10 1 0}
1.7 Mohs Hardness
72-2.5
Amber
2 10
1.8 Chemical Composition
SiO2
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Bloodstone and Ettringite Chemical Formula

While comparing Bloodstone and Ettringite 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 Bloodstone and Ettringite chemical formula.

  • Chemical formula of Bloodstone- SiO2
  • Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Bloodstone and Ettringite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Bloodstone is 1.77 whereas that of Ettringite is 1.77.