Riebeckite and Andradite Garnet Physical Properties

Riebeckite

Andradite Garnet

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.443.8-3.9

1 7.18

1.5 Fracture

Uneven, Splintery, Brittle

Not Available

1.6 Cleavage

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

None

1.7 Mohs Hardness

5.0-6.06.5-7.5

2 10

1.8 Chemical Composition

Not Available

Ca₃Fe³⁺₂Si₃O₁₂

Riebeckite and Andradite Garnet Chemical Formula

While comparing Riebeckite 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 Riebeckite and Andradite Garnet chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Riebeckite and Andradite Garnet Specific Gravity

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