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Publication Extents

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Classification of natural ponds and lakes in the glaciated prairie region
Robert E. Stewart, Harold A. Kantrud
1971, Resource Publication 92
The wetland classification system for the United States adopted by the Bureau of Sport Fisheries and Wildlife in 1953 is described by Martin et al (1953) and by Shaw and Fredine (1956).  That classification has been followed by many biologists in recent years and is especially useful in categorizing in...
A heavy mineral study of Pleistocene and Holocene sediments near Nome, Alaska
Madhusudan Sheth
1971, Open-File Report 71-257
A heavy mineral study was carried out for sand-size fractions of onshore Holocene sediments (modern beach and river sediments), nearshore Holocene and Pleistocene relict sediments, and Pleistocene and Pliocene sediments from several nearshore drill-holes. Heavy mineral assemblages of these sediments are dominated by garnet, chlorite, epidote, chloritoid, sphene, and staurolite.The...