grochauiteMin.|ˈgrɒxaʊaɪt| [Named by Websky in 1873 (G. grochauit), from Grochau, Silesia, its locality.] A chlorite-like mineral occurring in small hexagonal crystals in serpentine. 1875Dana Min.App. ii. 25 Grochauite..Occurs mixed with a chromic spinel.