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Our programs produce accurate geologic maps and 3-D geologic frameworks that provide critical data for sustaining and improving the quality of life and economic vitality of the Nation. 

Filter Total Items: 9029

Lead in the United States, exclusive of Alaska and Hawaii Lead in the United States, exclusive of Alaska and Hawaii

The productive lead districts in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. The map is at a scale of 1: 3,168,000, (50 miles to the inch). Only those districts known or believed to contain 1,000 short tons or more of lead are shown; individual deposits within districts are not represented.

Lode gold and silver occurrences in Alaska Lode gold and silver occurrences in Alaska

No abstract available.

Magnesite and brucite in the United States, exclusive of Alaska and Hawaii Magnesite and brucite in the United States, exclusive of Alaska and Hawaii

The important deposits of magnesite (MgCO3) and brucite (MgO.H2O) in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. Single deposits and groups of deposits are shown by geometric symbols according to four size categories based on estimated production plus reserves. These categories are: less than 10,000 tons, 10,000 to 100,000 tons, 100,000 to 1,000...

Manganese in the United States, exclusive of Alaska and Hawaii Manganese in the United States, exclusive of Alaska and Hawaii

The manganese deposits in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. The deposits have been divided into several genetic types distinguished on the map by symbols. The principal distinction is between syngenetic deposits, in which the manganese was deposited contemporaneously with the enclosing rocks, and epigenetic, in which manganese was...

Mercury in the United States, exclusive of Alaska and Hawaii Mercury in the United States, exclusive of Alaska and Hawaii

This map shows the location of mercury districts and deposits in the United States (exclusive of Alaska and Hawaii). The map was compiled from published reports and from data in the files of the Geological Survey. All map locations are numbered consecutively in each state and names, geographic coordinates, and selected references are given in the Index.

Natural gamma aeroradioactivity of parts of the Los Angeles region, California Natural gamma aeroradioactivity of parts of the Los Angeles region, California

No abstract available.

Natural gamma aeroradioactivity of the Oak Ridge National Laboratory area, Tennessee and Kentucky Natural gamma aeroradioactivity of the Oak Ridge National Laboratory area, Tennessee and Kentucky

No abstract available.

Preliminary geologic map and sections of the Wheeler Peak quadrangle, White Pine County, Nevada Preliminary geologic map and sections of the Wheeler Peak quadrangle, White Pine County, Nevada

No abstract available.

Preliminary geologic map of Seattle and vicinity, Washington Preliminary geologic map of Seattle and vicinity, Washington

No abstract available.

Preliminary geologic map of the Bayamon quadrangle, Puerto Rico Preliminary geologic map of the Bayamon quadrangle, Puerto Rico

No abstract available.

Preliminary geologic map of the Elk Park quadrangle, Jefferson and Silver Bow Counties, Montana Preliminary geologic map of the Elk Park quadrangle, Jefferson and Silver Bow Counties, Montana

No abstract available.

Preliminary geologic map of the Independence quadrangle, Inyo County, California Preliminary geologic map of the Independence quadrangle, Inyo County, California

No abstract available.
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