Chrome Tourmaline and Apatite Physical Properties

Chrome Tourmaline

Apatite

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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

2.85-3.35

3.16-3.23

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal to uneven

1.6 Cleavage

3,2

[0001] indistinct, [1010] indistinct

1.7 Mohs Hardness

7-7.5

1.8 Chemical Composition

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

Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

Chrome Tourmaline and Apatite Chemical Formula

While comparing Chrome Tourmaline and Apatite 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 Apatite chemical formula.

Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
Chemical formula of Apatite- Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

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Chrome Tourmaline and Apatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome Tourmaline and Apatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome Tourmaline and Apatite Optical Properties during the identification of gemstone. Specific gravity of Chrome Tourmaline is 3.16-3.23 whereas that of Apatite is 3.16-3.23.