Origen Resources has signed a letter of intent (LoI) to acquire a rare earth elements (REEs) project in north-eastern Brazil covering more than 33,000 hectares (ha) in Piauí State. The property, which includes claims in both Bahia and Piauí states, expands Origen’s exploration presence in the area. Soil sampling completed by the vendor, Incorporadora e Mineração Santa Rosa, identified an anomalous REE area of around 4km × 6km. Of 33 samples collected at intervals of approximately 1.5km, seven showed el ...