Fluorapatite and Chrome Tourmaline Physical Properties

Fluorapatite

Chrome Tourmaline

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.252.85-3.35

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Indistinct

3,2

1.7 Mohs Hardness

57-7.5

2 10

1.8 Chemical Composition

Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

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

Fluorapatite and Chrome Tourmaline Chemical Formula

While comparing Fluorapatite 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 Fluorapatite and Chrome Tourmaline chemical formula.

Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

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Fluorapatite and Chrome Tourmaline Specific Gravity

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