Charlesite and Apophyllite Physical Properties

Charlesite

Apophyllite

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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

1.792.30-2.50

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {10bar10}

Perfect on (001)

1.7 Mohs Hardness

2.54.5-5

2 10

1.8 Chemical Composition

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

KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Charlesite and Apophyllite Chemical Formula

While comparing Charlesite and Apophyllite 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 Apophyllite chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Apophyllite- KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

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Charlesite and Apophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Apophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Apophyllite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 2.30-2.50 whereas that of Apophyllite is 2.30-2.50.