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U.S. Department of Energy
Office of Scientific and Technical Information

PRELIMINARY REPORT ON URANIUM DEPOSITS IN THE GULF COASTAL PLAIN, SOUTHERN TEXAS. Including a section on: RADIOMETRIC AIRBORNE SURVEY OF PARTS OF KARNES, ATASCOSA, AND LIVE OAK COUNTIES, TEXAS

Technical Report ·
OSTI ID:4205691
Concentrations of secondary uranium minerals, some of which are commercially significant, were found in three formations of Tertiary age in the Gulf Coastal Plain area of southern Texas: the Fayette sandstone of the Jackson formation, the Catahoula tuff, and the Oakville sandstone. The uranium minerals occur in tuffaceous sandstones and sandy shales of continental origin, outcropping in a narrow belt paralleling the Gulf Coast and extending from Gonzales County on the northeast to Duval County on the southwest--a strike length of approximately 150 miles. Uranium minerals identified include autunite, metaautunite, carnotite, uranophane, schoepite, and a uraniferous opaline material. The mineral assemblage varies considerably among different deposits and may include, locally, molybdenum minerals and an unidentified arsenic mineral. The best single tool for prospecting in this area is the scintillation counter- equipped light plane, although geochemical and geobotanical prospecting and the combined use of air and ground radiometric surveying may prove to be more effective in outlining ore deposits in areas of heavy cover. (auth)
Research Organization:
Division of Raw Materials. Denver Exploration Branch, AEC
NSA Number:
NSA-13-022215
OSTI ID:
4205691
Report Number(s):
RME-1068
Country of Publication:
United States
Language:
English