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Emerald
Emerald

Fluorapatite
Fluorapatite



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Emerald and Fluorapatite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Hard
Not Available
1.4 Specific Gravity
2.67-2.78
3.1-3.25
1.5 Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
1.6 Cleavage
Imperfect on the [0001]
Indistinct
1.7 Mohs Hardness
7.5-8
5
1.8 Chemical Composition
Be3Al2SiO6
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Emerald and Fluorapatite Chemical Formula

While comparing Emerald and Fluorapatite 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 Emerald and Fluorapatite chemical formula.

  • Chemical formula of Emerald- Be3Al2SiO6
  • Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Emerald and Fluorapatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Fluorapatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Fluorapatite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 3.1-3.25 whereas that of Fluorapatite is 3.1-3.25.