Papagoite and Shigaite Physical Properties

Papagoite

Shigaite

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1 Physical Properties

1.1 Tenacity

Not Available

Moderately ﬂexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.252.32

1 7.18

1.5 Fracture

Brittle, Metallic

Flexible Flexible fragments.

1.6 Cleavage

Imperfect in one direction

Perfect on {0001}

1.7 Mohs Hardness

5-5.52

2 10

1.8 Chemical Composition

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

Not Available

Papagoite and Shigaite Chemical Formula

While comparing Papagoite and Shigaite 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 Shigaite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Papagoite and Shigaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 2.32 whereas that of Shigaite is 2.32.