Charlesite and Andradite Garnet Physical Properties

Charlesite

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

1.793.8-3.9

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on {10bar10}

None

1.7 Mohs Hardness

2.56.5-7.5

2 10

1.8 Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

Ca₃Fe³⁺₂Si₃O₁₂

Charlesite and Andradite Garnet Chemical Formula

While comparing Charlesite 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 Charlesite and Andradite Garnet chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Charlesite and Andradite Garnet Specific Gravity

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