Tourmaline and Rosasite Physical Properties

Tourmaline

Rosasite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Effervesces in cold

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.354-4.2

1 7.18

1.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Splintery

1.6 Cleavage

Indistinct

Perfect on {100} and {010}

1.7 Mohs Hardness

7-7.54

2 10

1.8 Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Not Available

Tourmaline and Rosasite Chemical Formula

While comparing Tourmaline 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 Tourmaline and Rosasite chemical formula.

Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

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Tourmaline and Rosasite Specific Gravity

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