NioCorp, NioCorp is in the news again, It seems like for twenty years, but maybe only ten. A mother lode of niobium, a valuable rare earth metal, Might be deep in the ground beneath the sunflower petals. NioCorp, NioCorp we continue to read, Is a step closer, we can be sure, indeed, To opening a big hole in the ground, Where rare earth minerals perhaps abound. A mining site just west of Elk Creek,…