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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: 8997

Total intensity aeromagnetic and geologic map of part of southeastern St. Louis County, Minnesota

No abstract available.

Total intensity aeromagnetic and geologic map of part of southwestern St. Louis County, Minnesota

No abstract available.

Total intensity aeromagnetic and geologic map of west-central St. Louis County, Minnesota

No abstract available.

Total intensity aeromagnetic map of Clay County, Indiana

No abstract available.

Bituminous sandstone deposits of Point Arena, Mendocino County, California

No abstract available.

Coal resources map of Wyoming

No abstract available.

Geologic map of the Powder River basin and adjacent areas, Wyoming

No abstract available.

Geologic map of the Spread Creek-Gros Ventre River area, Teton County, Wyoming

No abstract available.

Geologic map of the western Kentucky fluorspar district

No abstract available.

Geology and coal deposits of the Linton quadrangle, Greene and Sullivan Counties, Indiana

The Linton quadrangle is the second of a series of quadrangles being mapped by the Division of Geology, Indiana Department of Conservation in cooperation with the United States Geological Survey, as part of a program of study and reappraisal of Indiana coal resources. The field work was done by the writer, assisted by Harold Hutchison, during the summer of 1948; final corrections to the map were m

Geology and coal resources of the Stonewall-Tercio area, Las Animas County, Colorado

The Stonewall-Tercio area lies along the western edge of the Trinidad coal field, Colorado, a part of the large Raton Mesa region of Colorado and New Mexico. Coal of Upper Cretaceous and early Tertiary age in that region has been utilized extensively for coking and for domestic heating. Present mining operations are limited, but mining is possible throughout much of the field.

Geology of anthracite in the east-central part of the Mount Carmel quadrangle, Pennsylvania

The Pennsylvania anthracite fields, the principal source of anthracite in North America, are in the eastern part of the Commonwealth of Pennsylvania. The coal occurs in four elongate areas - Northern, Western Middle, Eastern Middle, and Southern fields - that trend northeastward and lie in echelon arrangement. The fields range in length from 24 to 66 miles and in width from a fraction of a mile to