Jasper and Apatite Physical Properties

Jasper

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

2.58-2.913.16-3.23

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

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

1.6 Cleavage

Indiscernible

[0001] indistinct, [1010] indistinct

1.7 Mohs Hardness

6.5-75

2 10

1.8 Chemical Composition

SiO₂

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

Jasper and Apatite Chemical Formula

While comparing Jasper 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 Jasper and Apatite chemical formula.

Chemical formula of Jasper- SiO₂
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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Jasper and Apatite Specific Gravity

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