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Allanite
Allanite

Realgar
Realgar



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Allanite
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Realgar

Allanite and Realgar Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.40-4.203.56
Amber
1 7.18
1.5 Fracture
Not Available
(e.g. graphite).
1.6 Cleavage
Not Available
{010} Good
1.7 Mohs Hardness
Not AvailableNot Available
Amber
2 10
1.8 Chemical Composition
Not Available
AsSMichael O’Donoghue , Gems, Sixth Edition (2006)

Allanite and Realgar Chemical Formula

While comparing Allanite and Realgar 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 Realgar chemical formula.

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  • Chemical formula of Realgar- AsSMichael O’Donoghue , Gems, Sixth Edition (2006)

Allanite and Realgar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Realgar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Realgar Optical Properties during the identification of gemstone. Specific gravity of Allanite is 3.56 whereas that of Realgar is 3.56.