Datolite and Ettringite Physical Properties
Solubility
-
Partially soluble in water
Specific Gravity
2.90-3.00
1.77
Fracture
Conchoidal, Uneven
-
Cleavage
None
Perfect on {10 1 0}
Mohs Hardness
5-5.5
2-2.5
Chemical Composition
CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Datolite and Ettringite Chemical Formula
While comparing Datolite 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 Datolite and Ettringite chemical formula.
- Chemical formula of Datolite- CaBSiO 4(OH)Michael 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)
Datolite and Ettringite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Datolite and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Datolite and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Datolite is 1.77 whereas that of Ettringite is 1.77.