Hematite and Chrome Tourmaline Physical Properties

Hematite

Chrome Tourmaline

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.00-5.302.85-3.35

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None, may show partings on {0001} and {10 1 1}

3,2

1.7 Mohs Hardness

67-7.5

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

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

Hematite and Chrome Tourmaline Chemical Formula

While comparing Hematite 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 Hematite and Chrome Tourmaline chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

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Hematite and Chrome Tourmaline Specific Gravity

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