Rainbow Rare Earths to partner with Mosaic on rare earth extraction in Brazil
LONDON, UK: Rainbow Rare Earths Limited (AIM: RBW), the rare earth element mining company, has announced that it has signed a memorandum of understanding (MOU) with The Mosaic Company (NYSE: MOS), the world’s leading integrated producer of concentrated phosphate and potash, to jointly develop a process for extracting rare earth elements from Mosaic’s phosphogypsum stack…