Interpretation of the aeromagnetic pattern of the Uncompahgre primitive area, San Juan Mountains, Colorado
Peter Popenoe, Robert G. Luedke
1970, Open-File Report 70-266
Geology of southern Monterey Bay and its relationship to the ground water basin and salt water intrusion
H. Gary Greene
1970, Open-File Report 70-141
Analyses of stream-sediment samples from western St. Lawrence Island, Alaska
William Wallace Patton Jr., Bela Csejtey Jr.
1970, Open-File Report 70-258
Analytical data for 207 stream-sediment samples from western St. Lawrence Island are presented in this report, together with a statistical treatment of the data. The samples were collected in 1968 and 1969 as part of the Heavy Metals Program of the U.S. Geological Survey.This report is intended to supplement Geological...
Silica sand deposits in the Monrovia area, Liberia
Sam Rosenblum, S.P. Srivastava
1970, Open-File Report 70-280
Thin surficial deposits of white silica sand occupy much of the flat coastal area of Liberia from Monrovia to Buchanan 100 km southeast; most of the sand is of good quality for glass manufacture. A lagoonal mode of origin is suggested for these essentially monomineralic deposits. Based on the average...
A gravity and aeromagnetic survey of the mid-Tertiary sedimentary basin on the south coast of Puerto Rico
Andrew Griscom, William L. Rambo
1970, Open-File Report 70-144
During the period November 18, 1963 to December 3, 1963 the U.S. Geological Survey in cooperation with the Commonwealth of Puerto Rico performed a gravity survey of the Tertiary sedimentary basin which is located along the south coast of Puerto Rico in the vicinity of Ponce. The project was initiated...
Geology of the north end of the Ruby Range, southwestern Montana
Russell G. Tysdal
1970, Open-File Report 70-333
This study consists of two parts: stratigraphy and sedimentation, and structure of rocks in the northern one-third of the Ruby Range of southwestern Montana. Detailed studies of Cambrian marine dolomite rocks in the Red Lion Formation and in the upper part of the Pilgrim Limestone resulted in their division into...
The evaporite deposits of the Bogota area, Cordillera Oriental, Colombia
Donald H. McLaughlin Jr.
1970, Open-File Report 70-207
Mineral investigations in the Bir Al Bayda-Al 'Ula area Saudi Arabia
Virgil A. Trent
1970, Open-File Report 70-328
No abstract available....
Petrology of the Plutonic Rocks of west-central Alaska
Thomas P. Miller
1970, Open-File Report 71-210
A series of plutons in west-central Alaska defines the Hogatza plutonic belt which extends for about 200 miles in an east-west direction from the northeastern Seward Peninsula to the Koyukuk River. The plutonic rocks have an aggregate area of about 1,200 square miles and their composition, distribution, and possible petrogenesis...
Metallic mineral resources map of the Russian Mission quadrangle, Alaska
J. M. Hoare, Edward Huntington Cobb
1970, Open-File Report 70-163
Preliminary geologic map of the Wilhelm quadrangle of the Moon
Ronald Stephen Saunders
1970, Open-File Report 70-286
High-resolution seismic survey of a near shore area, Nome, Alaska
A. R. Tagg, H. Gary Greene
1970, Open-File Report 70-318
No abstract available....
Chronology of emplacement of Mesozoic batholithic complexes in California and western Nevada
J. F. Evernden, R. W. Kistler
1970, Professional Paper 623
Cenozoic geology of the Granite Mountains area, central Wyoming
J. D. Love
1970, Professional Paper 495-C
Two new pollen genera (late Cretaceous and Paleocene) with possible affinity to the Illiciaceae
R.H. Tschudy
1970, Professional Paper 643-F
Ulcer disease in trout
R. G. Piper
1970, Fish Disease Leaflet 24
No abstract available....
Hydrocarbons in thermal areas, northwestern Wyoming
J. D. Love
1970, Professional Paper 644-B
Geology and mineral resources of Libya - a reconnaissance
Gus H. Goudarzi
1970, Professional Paper 660
Urbanization and its effect on the temperature of the streams on Long Island, New York
E.J. Pluhowski
1970, Professional Paper 627-D
No abstract available....
Common marsh plants of the United States and Canada
Neil Hotchkiss
1970, Resource Publication 93
This is the fourth of a series of publications on field identification of North American marsh and water plants. It describes the emergent and semiemergent plants most likely to be found in inland and coastal marshes. It omits hundreds of uncommon marsh plants and plants less characteristic of marshes than...
Gneissic and igneous rocks of the Quadrilatero Ferrifero, Minas Gerais, Brazil
Norman Herz
1970, Professional Paper 641-B
Smaller foraminifera of late Eocene age from Eua, Tonga
Ruth Todd
1970, Professional Paper 640-A
Tertiary paleoclimatic trends in the San Joaquin basin, California
W.O. Addicott
1970, Professional Paper 644-D
Geohydrologic significance of lithofacies of the Cockfield Formation of Louisiana and Mississippi and of the Yegua Formation of Texas
J.N. Payne
1970, Professional Paper 569-B
No abstract available....
Salterella from the Lower Cambrian of central Nevada
E. L. Yochelson, J.W. Pierce, M.E. Taylor
1970, Professional Paper 643-H