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Chrysoberyl
Chrysoberyl

Ettringite
Ettringite



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Chrysoberyl
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Ettringite

Chrysoberyl and Ettringite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Partially soluble in water
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.69-3.811.77
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic
Not Available
1.6 Cleavage
Distinct on {110}, imperfect on {010}, poor on {001}
Perfect on {10 1 0}
1.7 Mohs Hardness
8.52-2.5
Amber
2 10
1.8 Chemical Composition
BeAl 2 O 4
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Chrysoberyl and Ettringite Chemical Formula

While comparing Chrysoberyl 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 Chrysoberyl and Ettringite chemical formula.

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

Chrysoberyl and Ettringite Specific Gravity

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