Marcasite and Smoky Quartz Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.80-4.90
2.65
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
{010} Indistinct
{0110} Indistinct
Chemical Composition
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2
Marcasite and Smoky Quartz Chemical Formula
While comparing Marcasite and Smoky Quartz 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 Marcasite and Smoky Quartz chemical formula.
- Chemical formula of Marcasite- FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Smoky Quartz- SiO2
Marcasite and Smoky Quartz Specific Gravity
Another important criteria for qualitative analysis of gemstones is Marcasite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Marcasite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Marcasite is 2.65 whereas that of Smoky Quartz is 2.65.