Chepes District
(35.209 Hektar), La Rioja
Four concessions in the Chepes District in La Rioja, total 35,209 hectares. Known uranium deposits,marked in red, are within the paleochannel or in the basement rocks close to the unconformity with the overlying Carboniferous-Permian continental sedimentary rocks..
The Chepes District is covered by four concessions totaling 35,209 hectares. Pre-existing concessions are not known in this area. The concessions in the Chepes district covers a paleochannel, defined by geological mapping and aeromagnetic surveys, in the Carboniferous – Permian sandstones and conglomerates. Several uranium deposits are known along this paleochannel, as well as in the surrounding metamorphic rocks in the basement. Targeted deposit types are: roll front, humic and unconformity.