Grandidierite and Narsarsukite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.85-3.00
2.72-2.83
Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
Cleavage
Perfect
Good on {100} and {110}
Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Grandidierite and Narsarsukite Chemical Formula
While comparing Grandidierite and Narsarsukite 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 Grandidierite and Narsarsukite chemical formula.
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
- Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Grandidierite and Narsarsukite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Grandidierite and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.