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Publikováno v:
International Journal of Geosciences. 10:632-651
South-central Chile has some potential mineral resources including radioactive and rare earth elements (REE) minerals. This study reports some basic characteristics of the mineralogy of a radioactive-rare earth elements occurrence, related to a pegma
Publikováno v:
International Journal of Geosciences. :635-657
Many gold placers located in the Coastal Range of south-central Chile have been exploited commercially during the past decades; nevertheless and until now, there are not any exploration studies of these placers and their basement. In order to provide