Oligoclase and Hackmanite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.62-2.67
2.27-2.33
Fracture
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006), Uneven
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Cleavage
From the Greek, oligos and kasein, little cleavage.
Not Available
Mohs Hardness
6-6.5
5.5-6
Chemical Composition
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Oligoclase and Hackmanite Chemical Formula
While comparing Oligoclase and Hackmanite 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 Oligoclase and Hackmanite chemical formula.
- Chemical formula of Oligoclase- Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Oligoclase and Hackmanite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Oligoclase and Hackmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Oligoclase and Hackmanite Optical Properties during the identification of gemstone. Specific gravity of Oligoclase is 2.27-2.33 whereas that of Hackmanite is 2.27-2.33.