Sabatierite (Cu<sub>6</sub>TlSe<sub>4</sub>) is a mineral found in the Czech Republic. The composition of the mineral is more likely (Cu<sub>4</sub>TlSe<sub>3</sub>) that has been chemically and crystalographically characterized having tetragonal symmetry. It is named for the French mineralogist Germain Sabatier (born 1923).