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Page 5212, results 130276 - 130300

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Geological and geochemical studies in the Wadi Bidah District, Kingdom of Saudi Arabia
C. W. Smith, B.C. Waters, M. Naqvi, R. G. Worl, A. M. Helaby, V. J. Flanigan, H.S. Sadek, R.M. Samater
1983, Open-File Report 83-672
Geological and geochemical followup studies of airborne electromagnetic anomalies in the Wadi Bidah district, southwestern Saudi Arabia, did not reveal metals of economic grade. Investigation of an anomaly enclosing the Rabathan ancient mine disclosed tightly folded and sheared Proterozoic tuffaceous rocks interlayered mostly with chert, dolomite, carbonaceous rocks, and volcanic...
Revised description of index of Florida water data collection active stations and a user's guide for station or site information retrieval computer program FINDEX H578
Linda H. Geiger
1983, Open-File Report 83-37
The report is an update of U.S. Geological Survey Open-File Report 77-703, which described a retrieval program for administrative index of active data-collection sites in Florida. Extensive changes to the Findex system have been made since 1977 , making the previous report obsolete. A description of the data base and...
Holocene sedimentation in Richardson Bay, California
Cathy L. Connor
1983, Open-File Report 83-312
Examination of foraminifers, diatoms, ostracodes, clay mineralogy, and sediment-size variation from 9 borehole sites along the salt-marsh margins of Richardson Bay reveals a record of gradual infilling of fine-grained estuarine sediments. Over the past 10,000 years this area was transformed from a V-shaped Pleistocene stream valley to a flat-floored arm...
Biogeochemical sampling in the Mahd Adh Dhahab District, Kingdom of Saudi Arabia
Richard J. Ebens, Hansford T. Shacklette, Ronald G. Worl
1983, Open-File Report 83-330
A biogeochemical reconnaissance of the Mahd adh Dhahab district, Kingdom of Saudi Arabia, confirms the ability of deep-rooted Acacia trees to reflect bedrock concentrations of some trace elements. The analytical values for lead, zinc, selenium, and cadmium in ash of tree branches are significantly higher in samples from areas of...
Water and streambed-material data, Eagle Creek watershed, Indiana, August 1980-December 1982
David J. Wangsness
1983, Open-File Report 83-215
Water quality studies within the Eagle Creek watershed, Indiana, were done by the U.S. Geological Survey in August 1980, October 1982, and December 1982 in cooperation with the city of Indianapolis, Department of Public Works. Streambed-material and water samples were collected from Finley and Eagle Creeks at various flow rates...