Andradite Garnet and Apophyllite KF Physical Properties

Andradite Garnet

Apophyllite KF

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.8-3.92.33-2.37

1 7.18

1.5 Fracture

Not Available

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

None

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

6.5-7.54.5-5

2 10

1.8 Chemical Composition

Ca₃Fe³⁺₂Si₃O₁₂

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Andradite Garnet and Apophyllite KF Chemical Formula

While comparing Andradite Garnet and Apophyllite KF 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 Andradite Garnet and Apophyllite KF chemical formula.

Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂
Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Andradite Garnet and Apophyllite KF Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andradite Garnet and Apophyllite KF Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andradite Garnet and Apophyllite KF Optical Properties during the identification of gemstone. Specific gravity of Andradite Garnet is 2.33-2.37 whereas that of Apophyllite KF is 2.33-2.37.