Dravite and Wardite Physical Properties

Dravite

Wardite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

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)

2.81

Conchoidal

{001} Perfect

4.5-5

NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Dravite and Wardite Chemical Formula

While comparing Dravite and Wardite 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 Dravite and Wardite chemical formula.

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Dravite and Wardite Specific Gravity

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