Proustite and Fayalite Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
5.51-5.64
4.392
Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Cleavage
Distinct on {10 1 1}
{010} moderate, {100} imperfect
Chemical Composition
Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Proustite and Fayalite Chemical Formula
While comparing Proustite and Fayalite 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 Proustite and Fayalite chemical formula.
- Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Proustite and Fayalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Proustite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Proustite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Proustite is 4.392 whereas that of Fayalite is 4.392.