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Stratigraphic sections of the Phosphoria formation in Idaho
V.E. McKelvey, D.F. Davidson, F.W. O’Malley, L.E. Smith, F.C. Armstrong, R.P. Sheldon
1951, Open-File Report 51-18-A
The first of a series of reports giving detailed stratigraphic sections of the Phosphoria formation in the Western phosphate field as measured and described by the Geological Survey will be released as Circulars within the next few months. Because of the needs of industry for many of these data during...
Stratigraphic sections of the Phosphoria formation in Utah
V.E. McKelvey, L.E. Smith, D.M. Kinney, J. W. Huddle, G.F. Hosford, R.S. Sears, D.P. Sprouse, M.D. Stewart
1951, Open-File Report 51-18-C
The first of a series of reports giving detailed stratigraphic sections of the Phosphoria formation in the Western phosphate field as measured and described by the Geological Survey will be released as Circulars within the next few months. Because of the needs of industry for many of these data during...