Charlesite and Norbergite Physical Properties

Charlesite

Norbergite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

1.79

Irregular/uneven

Perfect on {10bar10}

2.5

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

3.177

Uneven, Conchoidal

{???} Distinct

6-6.5

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Charlesite and Norbergite Chemical Formula

While comparing Charlesite and Norbergite 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 Norbergite chemical formula.

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Charlesite and Norbergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Norbergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite Vs Norbergite during the identification of gemstone. Specific gravity of Charlesite is whereas that of Norbergite is .