Niobium is hosted within pyrochlore, while rare earth element mineralisation is hosted in bästnasite, parisite, synchysite and monazite. Elk Creek niobium project reserves. The probable reserves at Elk Creek are estimated at 31.7Mt of ore grading 0.79% Nb 2 O 5, 71.6 gram per tonne (g/t) scandium (Sc), and 2.81% TiO 2.
