Pearl and Povondraite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.60-2.85
3.26
Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
Mohs Hardness
2.5-4.5
Not Available
Chemical Composition
Not Available
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Pearl and Povondraite Chemical Formula
While comparing Pearl and Povondraite 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 Pearl and Povondraite chemical formula.
>- Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Pearl and Povondraite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Pearl and Povondraite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Povondraite Optical Properties during the identification of gemstone. Specific gravity of Pearl is 3.26 whereas that of Povondraite is 3.26.