Manganotantalite and Hollandite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
Not Available
5.05
Fracture
ConchoidalArthur Thomas, Gemstones (2009)
Brittle, Metallic
Cleavage
Not Available
Distinct / Good, Prismatic
Mohs Hardness
5.5-6.5
4-6
Chemical Composition
MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Ba(Mn++++,Mn++)8O16
Manganotantalite and Hollandite Chemical Formula
While comparing Manganotantalite and Hollandite 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 Manganotantalite and Hollandite chemical formula.
- Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16
Manganotantalite and Hollandite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Manganotantalite and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Manganotantalite and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Manganotantalite is 5.05 whereas that of Hollandite is 5.05.