Earth Archive Collection

Mostly collected in the field by researchers, it strongly reflects faculty research interests. Among the most important of the collections are those of Professors Marland Billings (1902-1996) and Reginald Daly (1871-1957). Also featuring a sedimentary teaching collection assembled by Professor Raymond Siever (1923-2004). Ores from Andean hydrothermal deposits are a particular strength of the "mining geology" collection. It was substantially grown by Ulrich Petersen (1927-2017), Harry C. Dudley Professor of Economic Geology (ret.1996).