Moonstone and Sphalerite Physical Properties
Specific Gravity
2.56-2.60
3.95-4.10
Fracture
Uneven, ConchoidalWalter Schumann
Uneven
Cleavage
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
6-6.5
3.5-4
Chemical Composition
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Moonstone and Sphalerite Chemical Formula
While comparing Moonstone 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 Moonstone and Sphalerite chemical formula.
- Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8
- Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Moonstone and Sphalerite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Moonstone and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.