Hibschite and Papagoite Physical Properties

Hibschite

Papagoite

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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

3.05-3.083.25

1 7.18

1.5 Fracture

Uneven, Uneven, Irregular, Management Team (2012), Conchoidal, Brittle

Brittle, Metallic

1.6 Cleavage

None

Imperfect in one direction

1.7 Mohs Hardness

6.55-5.5

2 10

1.8 Chemical Composition

Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)

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

Hibschite and Papagoite Chemical Formula

While comparing Hibschite and Papagoite 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 Hibschite and Papagoite chemical formula.

Chemical formula of Hibschite- Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hibschite and Papagoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hibschite and Papagoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hibschite and Papagoite Optical Properties during the identification of gemstone. Specific gravity of Hibschite is 3.25 whereas that of Papagoite is 3.25.