Calcite and Chrome Tourmaline Physical Properties

Calcite

Chrome Tourmaline

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.67-2.73

2.85-3.35

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on [10 1 1] three directions with angle of 74° 55

3,2

1.7 Mohs Hardness

7-7.5

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

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

Calcite and Chrome Tourmaline Chemical Formula

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

Chemical formula of Calcite- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

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Calcite and Chrome Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Calcite and Chrome Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Calcite and Chrome Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Calcite is 2.85-3.35 whereas that of Chrome Tourmaline is 2.85-3.35.