Lawrence

county

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Airborne magnetic and radiometric survey over northwest Arkansas, 2019-2020

Digital flight line data for a high-resolution magnetic and radiometric survey over an area of northwest Arkansas. Data files in CSV format, with GeoTiff as well.

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Precambrian basement of the north Mid-Continent U.S.A.: a digital representation of the 1990 P.K. Sims map

Geologic units, structural features, drill hole locations, and structure contours

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