Allanite and Uvarovite Physical Properties

Allanite

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

3.40-4.203.77

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

Not Available6.5-7.5

2 10

1.8 Chemical Composition

Not Available

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

Allanite and Uvarovite Chemical Formula

While comparing Allanite 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 Allanite and Uvarovite chemical formula.

Chemical formula of Uvarovite- Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

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Allanite and Uvarovite Specific Gravity

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