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Page 5137, results 128401 - 128425

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Zeolite-clay mineral zonation of volcaniclastic sediments within the McDermitt caldera complex of Nevada and Oregon
Richard K. Glanzman, James J. Rytuba
1979, Open-File Report 79-1668
Volcaniclastic sediments deposited in the moat of the collapsed McDermitt caldera complex have been altered chiefly to zeolites and potassium feldspar. The original rhyolitic and peralkaline ash-flow tuffs are included in conglomerates at the caldera rims and grade into a lacustrine series near the center of the collapse. The tuffs...
Coal resource and coal quality of Pumpkin Creek EMRIA site, Powder River County, Montana: With a section on chemical analysis
Marguerite Glenn, Joseph R. Hatch, Ronald H. Affolter
1979, Open-File Report 79-589
The Pumpkin Creek EMRIA site, an area of about 94 square miles, is located mainly in the southwestern part of the Coalwood coal field on the slightly westward dipping beds of the Tongue River Member of the Paleocene Fort Union Formation in Powder River County, Montana.Three coal beds, A, Sawyer,...
Digital model of the Hollister Valley ground-water basin, San Benito County, California
G.W. Kapple
1979, Water-Resources Investigations Report 79-32
A two-dimensional finite-difference digital model was constructed to simulate effects of proposed pumping and recharge schemes on water levels in the Hollister Valley ground-water basin. Pumping rates in the valley are expected to increase from 24,000 acre-feet per year in 1968 to an ultimate rate of 38,500 acre-feet per year....