Chlorastrolite and Narsarsukite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.1-3.5
2.72-2.83
Fracture
Granular
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
Cleavage
Not Available
Good on {100} and {110}
Chemical Composition
Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Chlorastrolite and Narsarsukite Chemical Formula
While comparing Chlorastrolite 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 Chlorastrolite and Narsarsukite chemical formula.
- Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
- Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Chlorastrolite and Narsarsukite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chlorastrolite and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorastrolite and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Chlorastrolite is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.