Celestine and Sphalerite Physical Properties
Specific Gravity
3.90-4.00
3.95-4.10
Fracture
Conchoidal
Uneven
Cleavage
Perfect on {001}, good on {210}, poor on {010}
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
3-3.5
3.5-4
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Celestine and Sphalerite Chemical Formula
While comparing Celestine and Sphalerite 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 Celestine and Sphalerite chemical formula.
- Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Celestine and Sphalerite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Celestine and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Celestine and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Celestine is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.