Shattuckite and Ettringite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Partially soluble in water
Durability
Not Available
Not Available
Specific Gravity
3.80-4.15
1.77
Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
Not Available
Cleavage
perfect along [010] and [100]
Perfect on {10 1 0}
Mohs Hardness
3.5-4
2-2.5
Chemical Composition
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Shattuckite and Ettringite Chemical Formula
While comparing Shattuckite 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 Shattuckite and Ettringite chemical formula.
- Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Shattuckite and Ettringite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Shattuckite and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shattuckite and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Shattuckite is 1.77 whereas that of Ettringite is 1.77.