Gahnite and Carletonite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.00-4.62
2.45
Fracture
Conchoidal, Uneven
Conchoidal, Conchoidal, Brittle
Cleavage
Indistinct parting on [111]
Perfect on {001}, good on {110}
Mohs Hardness
7.5-8
4-4.5
Chemical Composition
ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Gahnite and Carletonite Chemical Formula
While comparing Gahnite and Carletonite 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 Gahnite and Carletonite chemical formula.
- Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Gahnite and Carletonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Gahnite and Carletonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Carletonite Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 2.45 whereas that of Carletonite is 2.45.