References: |
- Deposit:: Spurr, J.E., 1898, Geology of the Yukon gold district, Alaska, with an introductory chapter on the history and conditions of the district to 1897 by H.B. Goodrich: U.S. Geological Survey 18th Annual Report, Part 3, p. 87-392.
- Deposit:: Brooks, A.H., 1904, Placer mining in Alaska in 1903: U.S. Geological Survey Bulletin 225, p. 43-59.
- Deposit:: Brooks, A.H., 1907, The Alaskan mining industry in 1906: U.S. Geological Survey Bulletin 314, p. 19-39.
- Deposit:: Prindle, L.M., 1905, The gold placers of the Fortymile, Birch Creek, and Fairbanks regions, Alaska: U.S. Geological Survey Bulletin 251, 89 p.
- Deposit:: Purington, C.W., 1905, Methods and costs of gravel and placer mining in Alaska: U.S. Geological Survey Bulletin 263, 273 p.
- Deposit:: Prindle, L.M., 1906, Yukon placer fields: U.S. Geological Survey Bulletin 284, 169 p.
- Deposit:: Prindle, L.M., 1906, The Yukon-Tanana region, Alaska: Description of Circle quadrangle: U.S. Geological Survey Bulletin 295, 27 p.
- Deposit:: Brooks, A.H., 1908, The mining industry in 1907: U.S. Geological Survey Bulletin 345, 294 p.
- Deposit:: Brooks, A.H., 1909, The mining industry in 1908: U.S. Geological Survey Bulletin 379-A, p. 21-62.
- Deposit:: Brooks, A.H., 1911, Mineral resources of Alaska, report on progress of investigations in 1910: U.S. Geological Survey Bulletin 480 p. 21-43.
- Deposit:: Ellsworth, C.E., 1910, Placer mining in the Yukon-Tanana region: U.S. Geological Survey Bulletin 442, 432 p.
- Deposit:: Johnson, B.L., 1910, Occurrence of wolframite and cassiterite in the gold placers of Deadwood Creek, Birch Creek district: U.S. Geological Survey Bulletin 442, p. 246-250.
- Deposit:: Ellsworth, C.E., and Parker, G.L., 1911, Placer mining in the Yukon-Tanana region: U.S. Geological Survey Bulletin 480, 325 p.
- Deposit:: Ellsworth, C.E., 1912, Placer mining in the Fairbanks and Circle Disctricts: U.S. Geological Survey Bulletin 520, p. 240-245.
- Deposit:: Hess, F.L., 1912, Tin resources of Alaska: U.S. Geological Survey Bulletin 520, p. 89-92.
- Deposit:: Ellsworth, C.E., and Davenport, R.W., 1913, Placer mining in the Yukon-Tanana region: U.S. Geological Survey Bulletin 542, 303 p.
- Deposit:: Brooks, A.H., 1916, Antimony deposits of Alaska: U.S. Geological Survey Bulletin 649, 67 p.
- Deposit:: Brooks, A.H., 1918, Mineral resources of Alaska, 1916: U.S. Geological Survey Bulletin 662, 469 p.
- Deposit:: Martin, G.C., 1919, Alaska Mining Industry in 1917: U.S. Geological Survey Bulletin 692, p. 11-42
- Deposit:: Mertie, J.B., Jr., 1932, Mining in the Circle district: U.S. Geological Survey Bulletin 824, p. 155-172.
- Deposit:: Smith, P.S., 1932, Mineral industry of Alaska in 1929, in Smith, P.S., and others Mineral resources of Alaska, report on progress of investigations in 1929: U.S. Geological Survey Bulletin 824-A, p. 1-81.
- Deposit:: Smith, P.S., 1933, Mineral industry of Alaska in 1930: U.S. Geological Survey Bulletin 836, p. 1-83.
- Deposit:: Smith, P.S., 1933, Mineral industry in Alaska in 1931: U.S. Geological Survey Bulletin 844-A, p. 1-82.
- Deposit:: Smith, P.S., 1934, Mineral industry of Alaska in 1932: U.S. Geological Survey Bulletin 857-A, p. 1-91.
- Deposit:: Smith, P.S., 1934, Mineral industry of Alaska in 1933: U.S. Geological Survey Bulletin 864-A, p. 1-94.
- Deposit:: Smith, P.S., 1936, Mineral industry in Alaska in 1934: U.S. Geological Survey Bulletin 868-A, p. 1-91.
- Deposit:: Smith, P.S., 1937, Mineral industry in Alaska in 1935: U.S. Geological Survey Bulletin 880-A, p. 1-95.
- Deposit:: Smith, P.S., 1938, Mineral industry of Alaska in 1936: U.S. Geological Survey Bulletin 897-A, p. 1-107.
- Deposit:: Smith, P.S. 1939, Mineral industry in Alaska in 1937: U.S. Geological Survey Bulletin 910-A, p. 1-113.
- Deposit:: Smith, P.S., 1939, Mineral industry of Alaska in 1938: U.S. Geological Survey Bulletin 917-A, p. 1-113.
- Deposit:: Joesting, H.R., 1942, Strategic mineral occurences in interior Alaska: Alaska Territorial Department of Mines Pamphlet 1, 46 p.
- Deposit:: Wedow, Helmuth, Jr., 1953, Preliminary summary of reconnaissance for uranium and thorium in Alaska, 1952: U.S. Geological Survey Circular 248, 15 p.
- Deposit:: Nelson, A.E., West, W.S., and Matsko, J.J., 1954, Reconnaissance for radioactive deposits in eastern Alaska: U.S. Geological Survey Circular 348, 21 p.
- Deposit:: Wedow, Helmuth, Jr., Killeen, P. L., and others, 1954, Reconnaissance for radioactive deposits in eastern interior Alaska, 1946: U.S. Geological Survey Circular 331, 36 p.
- Deposit:: Burand, W.M., 1965, A geochemical investigation between Chatanika and Circle hot springs, Alaska: Alaska Division of Mines and Minerals Geochemical Report 5, 11 p.
- Deposit:: Malone, Kevin, 1965, Mercury in Alaska, in Mercury potential of the United States: U.S. Bureau of Mines Information Circular 8252, p. 31-59.
- Deposit:: Berg, H.C., and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska. U.S. Geological Survey Bulletin 1246, 254 p.
- Deposit:: Cobb, E.H., 1972, Metallic mineral resources map of the Circle quadrangle, Alaska: U.S. Geological Survey Misc. Field Studies Map MF-391, 1 sheet, scale 1:250,000.
- Deposit:: Cobb, E.H., 1973, Placer deposits of Alaska: U.S. Geological Survey Bulletin 1374, 213 p.
- Deposit:: Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Circle quadrangle, Alaska: U.S. Geological Survey Open-File Report 76-633, 72 p.
- Deposit:: Barker, J.C., 1979, Trace element study of the Circle mining district, Alaska: U.S. Bureau of Mines Open-File Report 57-79, 74 p.
- Deposit:: Cushing, G.W., and Foster, H.L., 1984, Structural observations in the Circle quadrangle, Yukon-Tanana Upland, Alaska, in Accomplishments during 1981: U.S. Geological Survey Circular 868, p. 64-65.
- Deposit:: Eakins, G.R., Bundtzen, T.K., Lueck, L.L. Green, C.B., Gallagher, J.L., and Robinson, M.S., 1985, Alaska mineral industry, 1984: Alaska Division of Geological and Geophysical Surveys Special Report 38, 57p.
- Deposit:: Orris, G.J., and Bliss, J.D., 1985, Geologic and grade volume data on 330 gold placer deposits: U.S. Geological Survey Open-File Report 85-0213, 173 p.
- Deposit:: Yeend, W.E., 1991, Gold placers of the Circle district, Alaska - past, present, and future: U.S. Geological Survey Bulletin 1943, 42 p.
- Deposit:: Wiltse, M.A., Reger, R.D., Newberry, R.J, Pessel, G.H., Pinney, D.S., Robinson, M.S., and Solie, D.N., 1995, Bedrock geologic map of the Circle mining district, Alaska: Alaska Division of Geological and Geophysical Surveys Report of Investigations 95-02b, 1 sheet, scale 1:63,360.
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