Witherite and Grandidierite Physical Properties
Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
4.27-4.35
2.85-3.00
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Cleavage
{010} Distinct
Perfect
Mohs Hardness
3-3.5
7.5
Chemical Composition
BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Witherite and Grandidierite Chemical Formula
While comparing Witherite 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 Witherite and Grandidierite chemical formula.
- Chemical formula of Witherite- BaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Witherite and Grandidierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Witherite and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Witherite and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Witherite is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.
