Fluorapatite and Chrome-Chalcedony Physical Properties

Fluorapatite and Chrome-Chalcedony Chemical Formula

While comparing Fluorapatite and Chrome-Chalcedony 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 Chrome-Chalcedony chemical formula.

• Chemical formula of Fluorapatite- Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)
• Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Fluorapatite and Chrome-Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorapatite and Chrome-Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorapatite and Chrome-Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Fluorapatite is 2.55-2.70 whereas that of Chrome-Chalcedony is 2.55-2.70.