Sphalerite and Labradorite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.95-4.10
2.69-2.72
Fracture
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
Uneven, Conchoidal, Gems, Sixth Edition (2006)
Cleavage
{110} Perfect, {110} Perfect, {110} Perfect
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
Mohs Hardness
3.5-4
6-6.5
Chemical Composition
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Na,Ca)1-2Si3-2O8
Sphalerite and Labradorite Chemical Formula
While comparing Sphalerite and Labradorite 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 Sphalerite and Labradorite chemical formula.
- Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Labradorite- (Na,Ca)1-2Si3-2O8
Sphalerite and Labradorite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Sphalerite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sphalerite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Sphalerite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.