Mellite and Galena Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
1.58-1.60
6.23
Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Subconchoidal, Brittle, Metallic
Cleavage
{011} Imperfect
Cubic perfect on [001], parting on [111]
Chemical Composition
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
PbS
Mellite and Galena Chemical Formula
While comparing Mellite and Galena 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 Mellite and Galena chemical formula.
- Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
- Chemical formula of Galena- PbS
Mellite and Galena Specific Gravity
Another important criteria for qualitative analysis of gemstones is Mellite and Galena Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mellite and Galena Optical Properties during the identification of gemstone. Specific gravity of Mellite is 6.23 whereas that of Galena is 6.23.