USGS Open-File Report 98-800 Precious-metal and related deposits associated with Late Cretaceous-early Tertiary igneous complexes form an important metallogenic region in southwestern Alaska, the 190, ... http://pubs.usgs.gov/of/1998/of98-800/- 11.7KB - USGS
U.S. Geological Survey Open-File Report 02-335 The possibility of future mineral scarcity is an important concern of environmental activists, those desiring to limit population growth, and those .. U.S. Geological Surveyhttp://pubs.usgs.gov/of/2002/of02-335/- 7.9KB - USGS
U.S. Geological Survey Open File Report 02-333 The sociocultural dimensions of mineral supply at the outset of the 21st century are making the supply process increasingly complex. The dimensions .. U.S. Geological Surveyhttp://pubs.usgs.gov/of/2002/of02-333/- 6.3KB - USGS
U.S. Geological Survey Open-File Report 02-454 Detailed mineralogical, geochemical and radiogenic isotopic studies of iron-sulfide and secondary iron oxy-hydroxide minerals in natural bedrock in coastal Maine .. U.S. Geological Surveyhttp://pubs.usgs.gov/of/2002/of02-454/- 15.5KB - USGS