Hieronymus Theodor Richter (21 November 1824 – 25 September 1898) was a German chemist. He was born in Dresden. In 1863, while working at the Freiberg University of Mining and Technology, he co-discovered indium with Ferdinand Reich. He was also a member of the student fraternity "Corps Saxo-Borussia Freiberg". In 1875, he became the director of the Mining Academy in Freiberg. He died September 25, 1898, in Freiberg, Saxony, at the age of 73. References 19th-century German chemists 1824 births 1898 deaths Discoverers of chemical elements Academic staff of the Freiberg University of Mining and Technology Indium Scientists from Dresden