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Fluorapatite
Fluorapatite

Danburite
Danburite



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Fluorapatite
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Danburite

Fluorapatite and Danburite 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
-
-
2.97-3.03
Uneven, ConchoidalWalter Schumann, Conchoidal
{001} Poor
7
CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Fluorapatite and Danburite Chemical Formula

While comparing Fluorapatite and Danburite 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 Danburite chemical formula.

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Fluorapatite and Danburite Specific Gravity

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