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Sapphirine
Sapphirine

Fluorapatite
Fluorapatite



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Sapphirine
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Sapphirine and Fluorapatite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.40-3.583.1-3.25
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
1.6 Cleavage
{010} Perfect
Indistinct
1.7 Mohs Hardness
7.55
Amber
2 10
1.8 Chemical Composition
(Al,Mg) 8(Al,Si) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Sapphirine and Fluorapatite Chemical Formula

While comparing Sapphirine 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 Sapphirine and Fluorapatite chemical formula.

  • Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Sapphirine and Fluorapatite Specific Gravity

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