Sard and Papagoite Physical Properties

Sard

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

2.58-2.633.25

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic

1.6 Cleavage

Not Available

Imperfect in one direction

1.7 Mohs Hardness

6.5-75-5.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sard and Papagoite Chemical Formula

While comparing Sard 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 Sard and Papagoite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Sard Vs Sillimanite

Sard Vs Sodalite

Sard Vs Spinel

Sard and Papagoite Specific Gravity

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