Fluorapatite and Johachidolite Physical Properties

Fluorapatite and Johachidolite Chemical Formula

While comparing Fluorapatite and Johachidolite 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 Johachidolite chemical formula.

• Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
• Chemical formula of Johachidolite- CaAlB 3O 7Michael O’Donoghue , Gems, Sixth Edition (2006)

Fluorapatite and Johachidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Johachidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Johachidolite Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 3.45 whereas that of Johachidolite is 3.45.