,000 geologic mapping, 70 surface samples, and XRD alteration analysis, targeting high-grade gold and silver in a low sulfidation epithermal system.Heliostar Metals Ltd. (TSXV: HSTR) (OTCQX: HSTXF) (FSE: RGG1)Heliostar reported exceptional drill results at its Ana Paula project in Guerrero, Mexico, highlighted by hole AP-25-360 returning 69.15 metres grading 10.09 g/t gold and hole AP-25-359 cutting 43.80 metres at 13.91 g/t gold, including 19.85 metres at 22.51 g/t gold. These broad high-grade intercepts support the conversion of inferred resources to higher-confidence categories ahead of the 2027 Feasibility Study and a targeted 2028 production start.Noble Plains Uranium Corp. (TSXV: NOBL) (OTCQB: NBLXF) (FSE: INE0)Noble Plains delivered a maiden NI 43-101 mineral resource estimate at its flagship Duck Creek Project in Wyoming's Powder River Basin, with 5.32 million pounds U3O8 Indicated and 1.04 million pounds Inferred, delivered just eight months after closing the acquisition. The resource outperformed the prior Exploration Target by 30 percent on grade and 40 percent on grade-thickness, with roughly 2.75 miles of the 5.25-mile mineralized trend still largely untested and an untested Fort Union Formation offering further upside.NorthWest Copper (TSXV: NWST)NorthWest Copper announced an upsize of its best efforts private placement to approximately $12.0 million with Stifel Canada and Canaccord Genuity serving as agents, reflecting what CEO Paul Olmsted described as strong investor demand. Proceeds will fund an updated Preliminary Economic Assessment at the Kwanika-Stardust project targeted for mid-2026 and planned exploration drilling to upgrade and expand mineral resources, with closing expected on or about May 14, 2026.Bottom Line: Today's headlines highlight a powerful mix of transformative clean-tech milestones, standout high-grade drill results, a maiden uranium resource, and strong capital markets demand underscoring broad momentum across the small-cap mining and materials sectors.Stay ahead of the market — follow AGORACOM for more breaking small-cap news and insights.Connect With AGORACOM Anyway You Like