Geologists deploy induced polarisation electrodes at Estrella Resources’ Ira Miri manganese project in Timor-Leste. Credit: File Estrella Resources (ASX: ESR) has upped the exploration tempo at its Ira Miri manganese project in Timor-Leste, unveiling a trio of punchy, high-chargeability anomalies that now sit squarely in the company’s crosshairs ahead of a major 2026 drill campaign. A new resistivity induced polarisation survey run across a line of surface manganese outcrops

Reverse circulation drill rig in progress at Estrella Resources’ Werumata Limestone prospect in Timor Leste. Credit: File Estrella Resources says (ASX: ESR) it is on track to unearth a monster 500m tonne limestone resource at its Werumatamata project in Timor Leste after drilling logged large sheets of valuable mineralisation up to 87m thick. The company says the average width logged within the limestone blanket at the project is 55m and it also encountered an unexpected bonu

Estrella drills the first hole in the Werumata limestone project in Timor Leste, formally East Timor. Credit: File Estrella Resources (ASX: ESR) has flicked the switch on its first drilling campaign at the Werumata Limestone Project in Timor-Leste where it is chasing one of Asia’s cleanest, calcite-rich carbonate deposits. The maiden program includes six diamond and 26 reverse circulation (RC) holes, targeting the vast Baucau and Batu Putih limestone formations that dominate

Estrella Resources’ drill rig has stretched the high-grade manganese strike to 100 metres at its Ira Miri prospect in Timor-Leste, with visual grades up to 90% manganese oxide. The strike remains open.