A Contribution to the knowledge of the uraniferous lutites of the province of San Juan (Argentina)

Abstract

During the prospecting work carried out in the Pre-Cordilleran zone of San Juan province, marked radioactivity was noted in the areas of the alum-containing schists of Calingasta and Rodeo, as well as in those occupied by the black lutites of the eastern foothills of the Pre-Cordillera to the north of the city of Jachal.