Papagoite and Hollandite Physical Properties

Papagoite

Hollandite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.255.05

1 7.18

1.5 Fracture

Brittle, Metallic

1.6 Cleavage

Imperfect in one direction

Distinct / Good, Prismatic

1.7 Mohs Hardness

5-5.54-6

2 10

1.8 Chemical Composition

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

Ba(Mn++++,Mn++)8O16

Papagoite and Hollandite Chemical Formula

While comparing Papagoite and Hollandite 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 Hollandite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

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Papagoite and Hollandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 5.05 whereas that of Hollandite is 5.05.