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Chrome Pyrope
Chrome Pyrope

Ettringite
Ettringite



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Chrome Pyrope
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Ettringite

Chrome Pyrope 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
3.62-3.801.77
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Not Available
1.6 Cleavage
Not Available
Perfect on {10 1 0}
1.7 Mohs Hardness
7-7.52-2.5
Amber
2 10
1.8 Chemical Composition
Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Chrome Pyrope and Ettringite Chemical Formula

While comparing Chrome Pyrope 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 Chrome Pyrope and Ettringite chemical formula.

  • Chemical formula of Chrome Pyrope- Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)
  • Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Chrome Pyrope and Ettringite Specific Gravity

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