Carletonite and Emerald Physical Properties
Tenacity
Brittle
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Hard
Specific Gravity
2.45
2.67-2.78
Fracture
Conchoidal, Conchoidal, Brittle
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
Perfect on {001}, good on {110}
Imperfect on the [0001]
Mohs Hardness
4-4.5
7.5-8
Chemical Composition
KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Be3Al2SiO6
Carletonite and Emerald Chemical Formula
While comparing Carletonite and Emerald 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 Carletonite and Emerald chemical formula.
- Chemical formula of Carletonite- KNa 4Ca 4Si 8O 18(CO 3) 4(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Emerald- Be3Al2SiO6
Carletonite and Emerald Specific Gravity
Another important criteria for qualitative analysis of gemstones is Carletonite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carletonite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Carletonite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.