Gaylussite and Apophyllite KF Physical Properties

Gaylussite

Apophyllite KF

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

decomposes in water

Not Available

1.3 Durability

Not Available

1.2 Specific Gravity

1.93-1.992.33-2.37

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Brittle

Uneven, Brittle, Uneven, Brittle, Uneven

1.6 Cleavage

perfect [110]

Perfect on {001}, imperfect on {110}

1.7 Mohs Hardness

2.54.5-5

2 10

1.10 Chemical Composition

Na2Ca(CO3)2•5(H2O)

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

Gaylussite and Apophyllite KF Chemical Formula

While comparing Gaylussite 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 Gaylussite and Apophyllite KF chemical formula.

Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)
Chemical formula of Apophyllite KF- (K,Na)Ca4Si8O20(F,OH)•8(H2O)

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Gaylussite and Apophyllite KF Specific Gravity

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