Realgar and Andradite Garnet Physical Properties

Realgar

Andradite Garnet

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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

3.563.8-3.9

1 7.18

1.5 Fracture

(e.g. graphite).

Not Available

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)

Ca₃Fe³⁺₂Si₃O₁₂

Realgar and Andradite Garnet Chemical Formula

While comparing Realgar and Andradite Garnet 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 Andradite Garnet chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Realgar and Andradite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Andradite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Andradite Garnet Optical Properties during the identification of gemstone. Specific gravity of Realgar is 3.8-3.9 whereas that of Andradite Garnet is 3.8-3.9.