Frank Fitch GroutFrank Fitch Grout was an American petrographer, geologist, and mineralogist. He is perhaps best known for introducing the term lopolith into the science of geology. The mineral groutite is named in Grout's honor.BiographyGrout graduated from the high school course offered at Throop Polytechnic Institute and Manual Training School and then briefly studied at Throop College, before transferring to the University of Minnesota. There he graduated with a bachelor's degree in chemistry in 1904. He was employed in 1905 by the West Virginia Geological Survey and in 1906 by the Illinois Geological Survey. He was briefly employed as an instructor by the University of Oklahoma. At the University of Minnesota, he joined in 1907 the academic staff of the geology department and retained academic appointments there until his retirement. He was promoted to full professor in 1919 and retired in 1948 as professor emeritus. He received in 1908 a master's degree in geology from the University of Minnesota and in 1917 a Ph.D. in geology from Yale University. His Ph.D. thesis deals with pegmatites of the Duluth gabbro. In December 1947 he gave an address to a conference sponsored by the Geological Society of America. Grout gained an outstanding reputation as a teacher. In retirement, he taught successively at several universities: Florida State University|Florida StateSelected publications*