VANCOUVER, BC / ACCESS Newswire / December 22, 2025 / Rio Grande Resources Ltd. (CSE:RGR)(OTCQB:RGRLF) ("Rio Grande" or "RIO" the "Company"), is pleased to announce that it has successfully completed ...

Structural and geological field mapping campaign expected to commence late this month to define high priority rare earth elements (REE) and antimony target areas. Four priority areas to be mapped with ...