I. noun
Synonyms: bonanza , eldorado, Golconda, gold mine, treasure-house, treasure trove, treasury
Related Word: lode, quarry, vein; spring, well, wellspring
II. verb
to dig into for the purpose of obtaining items of use or value
mined manuscripts looking for undiscovered masterpieces
Synonyms: delve, quarry
Related Word: burrow, drill, excavate, sap, scoop; work