Rosasite and Williamsite Physical Properties

Rosasite

Williamsite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.22.51-2.63

1 7.18

1.5 Fracture

Splintery

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

1.6 Cleavage

Perfect on {100} and {010}

Not Available

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Not Available

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Rosasite and Williamsite Chemical Formula

While comparing Rosasite and Williamsite 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 Rosasite and Williamsite chemical formula.

Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Rosasite and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosasite and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosasite and Williamsite Optical Properties during the identification of gemstone. Specific gravity of Rosasite is 2.51-2.63 whereas that of Williamsite is 2.51-2.63.