Vesuvianite Idocrase and Grandidierite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-3.50
2.85-3.00
Fracture
Uneven, Uneven, Gemstones of the world (2001) More from other references
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Cleavage
Not Available
Perfect
Mohs Hardness
Not Available
7.5
Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Vesuvianite Idocrase and Grandidierite Chemical Formula
While comparing Vesuvianite Idocrase 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 Vesuvianite Idocrase and Grandidierite chemical formula.
- Chemical formula of Vesuvianite Idocrase- Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Vesuvianite Idocrase and Grandidierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vesuvianite Idocrase and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vesuvianite Idocrase and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Vesuvianite Idocrase is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.