TY - BOOK ID - 136937238 TI - Geology and ore deposits of the Summitville district, San Juan Mountains, Colorado AU - Steven, Thomas A. AU - Ratté, James Clifford AU - Geological Survey (U.S.) AU - Colorado State Metal Mining Fund. PY - 1960 PB - Washington : United States Department of the Interior, Geological Survey, DB - UniCat KW - Geology KW - Ore deposits KW - Petrology UR - https://www.unicat.be/uniCat?func=search&query=sysid:136937238 AB - ER -