Jeremejevite and Dravite Physical Properties

Jeremejevite

Dravite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.28-3.31

Conchoidal

None observed

6.5-7.5

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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)

Jeremejevite and Dravite Chemical Formula

While comparing Jeremejevite 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 Jeremejevite and Dravite chemical formula.

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Jeremejevite and Dravite Specific Gravity

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