Outstanding High-Grade Manganese Results at Ira Miri

On December 12, 2025, Estrella Resources Ltd (ASX: ESR) released outstanding high-grade manganese results from the Ira Miri project in Timor-Leste. The assay results from 12 drill holes revealed exceptional manganese grades up to 58% Mn, indicating high-quality stratiform deposits. Multiple intervals with grades exceeding 50% Mn and low impurities demonstrate strong mineralization continuity. The average grade across mineralized intervals is approximately 35% Mn, with notable results including EMDD026 with 3.00m @ 35.7% Mn and EMDD030 with 1.10m @ 52.6% Mn. These results suggest the potential for significant extensions along strike and in various emerging targets. The mineralization characteristics at Ira Miri are comparable to world-class manganese deposits like Molango and Groote Eylandt. Estrella Resources invites investors to inquire further about these encouraging findings to learn about the growth potential at the Ira Miri project.