​GROTH, PAUL HEINRICH VON (1843–  ), German mineralogist, was born at Magdeburg on the 23rd of June 1843. He was educated at Freiberg, Dresden and Berlin, and took the degree of Ph.D. in 1868. After holding from 1872 the chair of mineralogy at Strasburg, he was in 1883 appointed professor of mineralogy and curator of minerals in the state museum at Munich. He carried on extensive researches on crystals and minerals, and also on rocks; and published Tabellarische Übersicht der einfachen Mineralien (1874–1898), and Physikalische Krystallographie (1876–1895, ed. 4, 1905). He edited for some years the Zeitschrift für Krystallographie und Mineralogie.