Boleite and Gahnite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
5.05
4.00-4.62
Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
Conchoidal, Uneven
Cleavage
[001] perfect
Indistinct parting on [111]
Mohs Hardness
3-3.5
7.5-8
Chemical Composition
Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Boleite and Gahnite Chemical Formula
While comparing Boleite and Gahnite 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 Boleite and Gahnite chemical formula.
- Chemical formula of Boleite- Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Boleite and Gahnite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Boleite and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boleite and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Boleite is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.