Papagoite and Dravite Physical Properties

Papagoite

Dravite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.253.03-3.18

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Imperfect in one direction

{???} Indistinct

1.7 Mohs Hardness

5-5.57-7.5

2 10

1.8 Chemical Composition

CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Papagoite and Dravite Chemical Formula

While comparing Papagoite 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 Papagoite and Dravite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Compare Blue Gemstones

Papagoite Vs Prase

Papagoite Vs Prase Opal

Papagoite Vs Powellite

Papagoite and Dravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Dravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Dravite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 3.03-3.18 whereas that of Dravite is 3.03-3.18.