Books by Richard D. Hagni
Process Mineralogy Xiii
Process Mineralogy Xiii
Precambrian and Paleozoic Geol
Precambrian and Paleozoic Geology and Ore Deposits in the Midcontinent Region
Process mineralogy VI
Process mineralogy VI
Sediment-hosted Pb-Zn-Ba depos
Sediment-hosted Pb-Zn-Ba deposits of the mid-continent
Process mineralogy II
Process mineralogy II