Chrome Tourmaline and Polyhalite Physical Properties

Chrome Tourmaline

Polyhalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.352.78

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle

1.6 Cleavage

3,2

Perfect on {10 1 }; parting on {010}

1.7 Mohs Hardness

7-7.53.5

2 10

1.8 Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas.

Not Available

Chrome Tourmaline and Polyhalite Chemical Formula

While comparing Chrome Tourmaline and Polyhalite 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 Chrome Tourmaline and Polyhalite chemical formula.

Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

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Chrome Tourmaline and Polyhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 2.78 whereas that of Polyhalite is 2.78.