Biotite 6mm Round Orange - 15-16 Inch India The most precious Fire Opal

The most precious Fire Opal has flashes of iridescence and is known as Precious Fire Opal or “Firmament Stone

It was first found in a deposit near Shunga village

A manganese carbonate material of the Calcite group

orange and yellow colors in which it occurs

Peruvian Opal was considered by the Incas to be a gift from Pachamama

Biotite 6mm Round Orange - 15-16 Inch India The most precious Fire OpalBiotite is a name used for a large group of black mica minerals that are commonly found in igneous and metamorphic rocks. These include annite, phlogopite, siderophyllite, fluorophlogopite, fluorannite, eastonite, and many others. The name "biotite" is used because these minerals generally cannot be distinguished without optical, chemical, or x ray analysis. Biotite was named in honor of the French physicist Jean Baptiste Biot, who performed early