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Ettringite
Ettringite

Shungite
Shungite



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Ettringite
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Shungite

Ettringite and Shungite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

Partially soluble in water
-

Durability

-
-

Specific Gravity

1.77-9999
1 7.18
👆🏻

Fracture

-
-

Cleavage

Perfect on {10 1 0}
None

Mohs Hardness

2-2.5-9999
2 10
👆🏻

Chemical Composition

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
C

Ettringite and Shungite Chemical Formula

While comparing Ettringite and Shungite 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 Shungite 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 Shungite- C

Ettringite and Shungite Specific Gravity

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