WordNet
ore bed
n. a stratum of ore
Usage examples of "ore bed".
The reaction had almost exhausted what he had, and the nearest ore bed his machine could detect was on Mannafra.
Dematerialize it and lower it through rock and stone to an ore bed as deep as we want to go - ten miles if necessary ?
His mind was in a place where win and lose were a matter of numbers, where discomfort was an embarrassment one could not afford, where an empire survived because one hominid's trash was another's ore bed.