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Fluorapatite
Fluorapatite

Dioptase
Dioptase



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Fluorapatite
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Dioptase

Fluorapatite and Dioptase Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.1-3.25
Uneven
Indistinct
5
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
 
Brittle
Soluble
-
3.25-3.35
Conchoidal, ConchoidalWalter Schumann
Perfect in three directions
5
CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Fluorapatite and Dioptase Chemical Formula

While comparing Fluorapatite and Dioptase 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 Dioptase chemical formula.

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Fluorapatite and Dioptase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Dioptase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite Vs Dioptase during the identification of gemstone. Specific gravity of Fluorapatite is whereas that of Dioptase is .