Pyrrhotite and Apophyllite KF Physical Properties

Pyrrhotite

Apophyllite KF

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.58-4.652.33-2.37

1 7.18

1.5 Fracture

Uneven

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

Absent

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

3.5-4.54.5-5

2 10

1.8 Chemical Composition

Not Available

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Pyrrhotite and Apophyllite KF Chemical Formula

While comparing Pyrrhotite 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 Pyrrhotite and Apophyllite KF chemical formula.

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

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Pyrrhotite and Apophyllite KF Specific Gravity

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