Eosphorite and Elbaite Physical Properties
Specific Gravity
3.05-3.08
2.90-3.10
Fracture
Subconchoidal, Uneven, Conchoidal
Uneven, Conchoidal
Cleavage
Poor on {100}
Poor/indistinct on {1120} and {1011}
Chemical Composition
Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Eosphorite and Elbaite Chemical Formula
While comparing Eosphorite and Elbaite 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 Eosphorite and Elbaite chemical formula.
- Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Eosphorite and Elbaite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Eosphorite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.