Rhodizite and Dravite Physical Properties

Rhodizite

Dravite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.34-3.44

Conchoidal

{111} Indistinct, {111} Indistinct, {111} Indistinct

8-8.5

(K,Cs)Al 4Be 4(B,Be) 12O 28Michael 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)

Rhodizite and Dravite Chemical Formula

While comparing Rhodizite 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 Rhodizite and Dravite chemical formula.

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Rhodizite and Dravite Specific Gravity

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