All Publications
Access all publications and filter by type, location, and search for keywords to find specific science and data information conducted by our scientists.
Filter Total Items: 171115
Sundance folio, Wyoming-South Dakota
No abstract available.
Authors
Nelson Horatio Darton, William Sidney Tangier Smith
The chemistry of ore deposition - Precipitation of copper by natural silicates
[No abstract available]
Authors
E.C. Sullivan
The configuration of the rock floor of Greater New York
No abstract available.
Authors
William Herbert Hobbs
The copper deposits of Missouri
No abstract available.
Authors
Harry Foster Bain, Edward Oscar Ulrich
The copper deposits of the Clifton-Morenci district, Arizona
The oldest rocks of the Clifton quadrangle are pre-Cambrian granite and quartzitic schists, separated by an important unconformity from the covering Paleozoic strata. The latter comprise a total thickness of 1,500 feet. At the base lie 200 feet of probably Cambrian quartzitic sandstone, succeeded by 200 to 400 feet of Ordovician limestones. About 100 feet of Devonian (?) shale and argillaceous lim
Authors
Waldemar Lindgren
The disposal of strawboard and oil-well wastes
No abstract available.
Authors
Robert Lemuel Sackett, Isaiah Bowman
The drumlins of southeastern Wisconsin (preliminary paper)
No abstract available.
Authors
William C. Alden
The Fairhaven gold placers, Seward Peninsula, Alaska
This manuscript is based on a geologic and topographic reconnaissance survey, made during the summer of 1903, of an important placer-gold district in the northeastern part of Seward Peninsula. The report is accompanied by a reconnaissance map by Mr. D. C. Witherspoon, topographer, under whose directions the field operations were carried out.Surveys were begun in Seward Peninsula in 1899, soon afte
Authors
Fred Howard Moffit
The geology of the Perry Basin in southeastern Maine
The geologic examination of the Perry district, in southeastern Maine, was undertaken at the request of the Survey Commission of the State of Maine. During the 1902-3 session of the Maine legislature an effort was made by petitioners resident in Washington County to obtain from the State an appropriation of $10,000 for coal exploration. The resolve proposed contained a ,proviso necessitating an ad
Authors
G. O. Smith, David White