Chromite and Apophyllite KF Physical Properties

Chromite

Apophyllite KF

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.5-4.82.33-2.37

1 7.18

1.5 Fracture

Uneven

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

None, parting may develop along {111}

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

5.54.5-5

2 10

1.8 Chemical Composition

Fe++Cr2O4

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Chromite and Apophyllite KF Chemical Formula

While comparing Chromite 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 Chromite and Apophyllite KF chemical formula.

Chemical formula of Chromite- Fe++Cr2O4
Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Chromite and Apophyllite KF Specific Gravity

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