Rainbow Rare Earths Begins Pre-feasibility Study at Uberaba Project in Brazil

MT Newswires · 1d ago
03:56 AM EDT, 09/07/2026 (MT Newswires) -- Rainbow Rare Earths (RBW.L) and its partner Mosaic have initiated the pre-feasibility study for its Uberaba project in Brazil, according to a Monday filing. The pre-feasibility study will focus on building an on-site processing plant to process approximately 2.7 million tonnes of phosphogypsum waste per year, with an initial project life of 30 years. The rare-earth-mineral-focused group appointed SRK Consulting to prepare a maiden JORC-compliant mineral resource estimate. The pre-feasibility study is expected to be completed by the second half of 2027.