Papagoite and Labradorite Physical Properties

Papagoite

Labradorite

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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

3.252.69-2.72

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

Imperfect in one direction

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

1.7 Mohs Hardness

5-5.56-6.5

2 10

1.8 Chemical Composition

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

(Na,Ca)_1-2Si_3-2O₈

Papagoite and Labradorite Chemical Formula

While comparing Papagoite and Labradorite 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 Labradorite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Papagoite and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.