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Reports

Browse more than 82,000 reports authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.

Filter Total Items: 83895

The Ashland coal field, Rosebud, Powder River, and Custer Counties, Montana

No abstract available.
Authors
N. W. Bass

The crystal cavities of the New Jersey zeolite region

The crystal cavities present in the mineral complex of the New Jersey traprock region have long excited the interest of mineralogists. In 1914 Fenner made the first detailed and comprehensive study of these cavities and suggested that babingtonite was the original mineral. Soon after this anhydrite was found occupying parts of some of the cavities at one of the quarries. At this time, too, Wherry
Authors
Waldemar Theodore Schaller

The Upper Cretaceous ammonite genus Barroisiceras in the United States

No abstract available.
Authors
J. B. Reeside

Water-power resources of the Rogue River drainage basin, Oregon

No abstract available.
Authors
B. E. Jones, Warren Oakey, H.T. Stearns

A flora of Green River age in the Wind River basin of Wyoming

No abstract available.
Authors
E. W. Berry

A geologic reconnaissance of the Dennison Fork district, Alaska

No abstract available.
Authors
John Beaver Mertie

Bibliography of North American geology, 1919-1928

No abstract available.
Authors
John M. Nickles

Bibliography of North American geology, 1929 and 1930

No abstract available.
Authors
John M. Nickles

Contributions to economic geology (short papers and preliminary reports, 1930 : Part I. - Metals and nonmetals except fuels

No abstract available.
Authors
Gerald Francis Loughlin, E. F. Burchard
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