Manganotantalite and Grandidierite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
Not Available
2.85-3.00
Fracture
ConchoidalArthur Thomas, Gemstones (2009)
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Cleavage
Not Available
Perfect
Mohs Hardness
5.5-6.5
7.5
Chemical Composition
MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Manganotantalite and Grandidierite Chemical Formula
While comparing Manganotantalite and Grandidierite 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 Grandidierite chemical formula.
- Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Manganotantalite and Grandidierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Manganotantalite and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Manganotantalite and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Manganotantalite is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.