Charlesite and Verdite Physical Properties

Charlesite

Verdite

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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

1.792.80-3.0

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on {10bar10}

{110} Good

1.7 Mohs Hardness

2.53

2 10

1.8 Chemical Composition

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

NaFeS2•2(H2O)

Charlesite and Verdite Chemical Formula

While comparing Charlesite and Verdite 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 Verdite chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Verdite- NaFeS2•2(H2O)

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Charlesite and Verdite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Verdite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Verdite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 2.80-3.0 whereas that of Verdite is 2.80-3.0.