Shattuckite and Dravite Physical Properties

Shattuckite

Dravite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.80-4.15

Uneven

perfect along [010] and [100]

3.5-4

Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3.03-3.18

Uneven, Irregular, Conchoidal

{???} Indistinct

7-7.5

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Shattuckite and Dravite Chemical Formula

While comparing Shattuckite and Dravite 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 Shattuckite and Dravite chemical formula.

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Shattuckite and Dravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shattuckite and Dravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shattuckite Vs Dravite during the identification of gemstone. Specific gravity of Shattuckite is whereas that of Dravite is .