Phase 2 Sampling and Mapping Program Identifies Extensive Vein Corridors, Structural Intersections, and Widespread Epithermal Textures Ahead of Planned Phase

VANCOUVER, British Columbia – May 07, 2026 – Rio Grande Resources Ltd. (CSE: RGR, OTCQB: RGRLF) (“Rio Grande” or “RIO” the

VANCOUVER, British Columbia – May 06, 2026 – Rio Grande Resources Ltd. (CSE: RGR, OTCQB: RGRLF) (“Rio Grande” or “RIO” the

VANCOUVER, British Columbia – April 30, 2026 – Rio Grande Resources Ltd. (CSE: RGR, OTCQB: RGRLF) (“Rio Grande” or “RIO” the

Survey Will Cover 100% of the Project and Support Structural Interpretation and Target Refinement Following Recent High-Grade Gold and Silver

High-Grade Samples Returned in a New Previously Unsampled Area of Poverty Creek and Identifies Multiple Structural Trends VANCOUVER, British Columbia

VANCOUVER, BC / ACCESS Newswire / April 7, 2025 / Rio Grande Resources Ltd. (CSE:RGR)(OTC PINK:RGRLF) (“Rio Grande” or “RIO” the “Company“), is pleased

VANCOUVER, BC / ACCESS Newswire / March 20, 2025 / Rio Grande Resources Ltd. ( CSE:RGR ) (OTC:RGRFL) (” Rio Grande ” or ” RIO ” the ” Company “), an emerging North American