USGS / Department of the Interior · 2025
1980s-present
BLM / eCFR · 2024
1980s-present
BLM / eCFR · 2024
1980s-present
911 Metallurgist (small-scale focus) · 2010
1980s-present
West Virginia Geological and Economic Survey · 1919
coalWest Virginia1900s-1910s
Anthony Wayne Vogdes · 1896
goldCaliforniaNevada1880s-1890s
Julius Wodiska · 1909
1900s-1910s
Freeman, Harry Campbell · 1900
copperMontana1900s-1910s
Victoria Dept. of Mines · 1866
goldpre-1880
Mammatt, Edward, 1807-1860 · 1834
coalpre-1880
Verplanck, Philip L., Van Gosen, Bradley S., Seal, Robert R. II, McCafferty, Anne E. · 2014
rare earth / critical1980s-present
Woodruff, Laurel G., Nicholson, Suzanne W., Fey, David L. · 2013
iron1980s-present
Leach, David L., Taylor, Ryan D., Fey, David L., Diehl, Sharon F. · 2010
lead-zincMississippi1980s-present
Otley, Jonathan, 1766-1856 · 1842
pre-1880
Museum of Practical Geology (Great Britain) · 1867
pre-1880
Haynes, John Randolph, 1853- [from old catalog] · 1912
1900s-1910s
Gerrild, Peter M. · 1976
Colorado1950s-1970s
Schultz, Alfred Reginald, 1876- · 1918
lead-zinccoalindustrial mineralsIdahoWyoming1900s-1910s
Wynn, Jeffrey C. · 2000
goldVirginiaWashington1980s-present
Galloway, Robert Lindsay, 1842-1908 · 1882
coal1880s-1890s
Del Mar, Alexander, 1836-1926 · 1902
gold1900s-1910s
Rutherford, John, b. 1823 · 1867
pre-1880
Wright, James C. · 1952
copperMichigan1950s-1970s
A.H. Ricketts · 1909
1900s-1910s
Warren, Charles Hyde, 1876- · 1922
1920s-1940s
Lewis, J. Volney (Joseph Volney), b. 1869 · 1921
1920s-1940s
Charles Herman Fulton · 1911
gold1900s-1910s
Arthur Fay Taggart · 1921
1920s-1940s
Behrens, Heinrich, 1842-1905 · 1894
1880s-1890s
Ihlseng, Magnus · 1911
1900s-1910s
Ihlseng, Magnus Colbjørn, 1852- · 1898
Colorado1880s-1890s
Furman, H. Van F. · 1893
1880s-1890s
Loyal Wingate Trumbull · 1910
1900s-1910s
Various · 1910
1900s-1910s
Chirico, Peter G., Malpeli, Katherine C. · 2014
1980s-present
Reuben Waite · 1869
goldpre-1880
A pioneer of 1850, George Willis Read, 1819-1880; the record of a journey overland from Independence, Missouri, to Hangtown (Placerville), California, in the spring of 1850, with a letter from the diggings in October of the same year and an account of a journey from New York to California, via Panama, in 1862, capture by the Confederate raider Alabama, etc., and a visit to the Nevada silver mining district in 1863 Read, George Willis, 1819-1880 · 1927
silverAlabamaCalifornia1920s-1940s
George Willis Read · 1927
silverCaliforniaMissouri1920s-1940s
Greene, H. Gary · 1970
goldAlaska1950s-1970s
Alexander Heatherington · 1868
goldpre-1880
Alexander Heatherington · 1868
goldpre-1880
George G. Andre · 1875
coalpre-1880
Bowie, Augustus Jesse, jr · 1885
goldCalifornia1880s-1890s
Bowie, Augustus Jesse · 1885
goldironCalifornia1880s-1890s
Bowie, Aug. J. (Augustus Jesse) · 1900
goldironCalifornia1900s-1910s
Augustus Jesse Bowie , Aug J Bowie · 1885
goldCalifornia1880s-1890s
Augustus Jesse Bowie · 1885
goldCalifornia1880s-1890s
Lupton, Arnold · 1902
1900s-1910s
Hoskold, H[enry] D[avis] [from old catalog] · 1863
pre-1880
Crew, Benjamin J · 1887
1880s-1890s
Bradley, Dwight, McCauley, Andrew · 2013
rare earth / critical1980s-present
Greenwood, W.R. · 1982
1980s-present
Arthur John Eveland · 1905
copper1900s-1910s
Samuel Washington McCallie · 1900
ironGeorgia1900s-1910s
Bayley, Richard W. · 1972
goldSouth Dakota1950s-1970s
Clark, Sandra H., Greig, David D., Bryan, Norman L. · 1992
goldindustrial mineralsGeorgia1980s-present
Brewer, William M · 1896
goldAlabama1880s-1890s
George Wesson Hawkes , William M. Brewer , Eugene Allen Smith , Julius Morgan Clements, Alfred Hulse Brooks · 1896
goldAlabama1880s-1890s
Richard Bishop Moore, Karl Ludwig Kithil · 1913
uranium1900s-1910s
George Homans Eldridge · 1892
industrial mineralsFlorida1880s-1890s