Biotite For Sale

Biotite is a type of mineral that is commonly found in various rocks and geological formations. It is a crystal mineral that belongs to the group of micas, and it is known for its distinctive black color and shiny appearance. Biotite crystals can be found in a variety of locations, including pegmatites, schists, and gneisses. These crystals are popular among collectors and enthusiasts of crystals and mineral specimens, as they showcase the beauty and diversity of the natural world.

Biotite belongs to the so-called "mica minerals" which can be easily split into thin, but enormously large, flexible sheets. The largest single crystal sheet of Biotite measured 75 ft squared, found in Norway. This silicate mineral can be found in magmatic and metamorphic rocks and it's commonly used as an isolating material, particularly in heating systems.