Bowie, S. H. U. The Bowie-Simpson system for the microscopic determination of ore minerals / S. H. U. Bowie and P. R. Simpson. - London : Published jointly by McCrone Research Associates Ltd., and Blackwell Scientific Publs., 1980. - 9 [16] p. : graphs. First students issue. ISBN: 0632007869 LCCN: 91024036 Subjects--Topical Terms: Mineralogy, Determinative.Thin sections (Geology)Ores.