Crystal Quartz and Pyromorphite Physical Properties

Crystal Quartz and Pyromorphite Chemical Formula

While comparing Crystal Quartz and Pyromorphite 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 Crystal Quartz and Pyromorphite chemical formula.

• Chemical formula of Crystal Quartz- SiO2
• Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Crystal Quartz and Pyromorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crystal Quartz and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Quartz and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Crystal Quartz is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.