Charlesite and Rosasite Physical Properties

Charlesite

Rosasite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Effervesces in cold

1.3 Durability

Not Available

1.4 Specific Gravity

1.794-4.2

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

Splintery

1.6 Cleavage

Perfect on {10bar10}

Perfect on {100} and {010}

1.7 Mohs Hardness

2.54

2 10

1.8 Chemical Composition

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

Not Available

Charlesite and Rosasite Chemical Formula

While comparing Charlesite and Rosasite 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 Rosasite chemical formula.

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

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Charlesite and Rosasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Rosasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Rosasite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 4-4.2 whereas that of Rosasite is 4-4.2.