When Was Biotite Discovered?

Biotite was named by J.F.L. Hausmann in 1847 in honour of the French physicist Jean-Baptiste Biot, who, in 1816, researched the optical properties of mica, discovering many unique properties. Biotite is a sheet silicate.

When was biotite first discovered?

First Notable Identification: In 1816, physicist Jean Baptiste Biot discovered biotite while he was researching the different properties of the mica group, including the optical effects. JFL Hausmann named the mineral in 1847 in honor of Biot (4).

Where is biotite found?

Members of the biotite group are found in a wide variety of igneous and metamorphic rocks. For instance, biotite occurs in the lava of Mount Vesuvius and in the Monzoni intrusive complex of the western Dolomites.