Sheen Obsidian and Andradite Garnet Physical Properties

Sheen Obsidian

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

2.33-2.503.8-3.9

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

5-5.56.5-7.5

2 10

1.8 Chemical Composition

Not Available

Ca₃Fe³⁺₂Si₃O₁₂

Sheen Obsidian and Andradite Garnet Chemical Formula

While comparing Sheen Obsidian 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 Sheen Obsidian and Andradite Garnet chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Sheen Obsidian and Andradite Garnet Specific Gravity

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