Friedelite and Poudretteite Physical Properties
Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.06-3.19
2.51-2.53
Fracture
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven
Conchoidal, Splintery
Cleavage
{010} Perfect
None
Mohs Hardness
4-5
5
Chemical Composition
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
Friedelite and Poudretteite Chemical Formula
While comparing Friedelite and Poudretteite 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 Friedelite and Poudretteite chemical formula.
- Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
- Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
Friedelite and Poudretteite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Friedelite and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Friedelite and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Friedelite is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.
