Realgar and Uvarovite Physical Properties

Realgar

Uvarovite

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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

3.563.77

1 7.18

1.5 Fracture

(e.g. graphite).

Uneven, Conchoidal, Brittle, Metallic, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{010} Good

None

1.7 Mohs Hardness

Not Available6.5-7.5

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

Realgar and Uvarovite Chemical Formula

While comparing Realgar and Uvarovite 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 Realgar and Uvarovite chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Uvarovite- Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

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Realgar and Uvarovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Uvarovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Uvarovite Optical Properties during the identification of gemstone. Specific gravity of Realgar is 3.77 whereas that of Uvarovite is 3.77.