Poldervaartite and Fayalite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.91
4.392
Fracture
Handbook of mineralogy (2001)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Cleavage
None
{010} moderate, {100} imperfect
Mohs Hardness
Not Available
6.5-7
Chemical Composition
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Poldervaartite and Fayalite Chemical Formula
While comparing Poldervaartite 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 Poldervaartite and Fayalite chemical formula.
- Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
- Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Poldervaartite and Fayalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Poldervaartite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poldervaartite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Poldervaartite is 4.392 whereas that of Fayalite is 4.392.