Answer | Crossword Clue |
---|---|
ORE | Rock worth mining |
MACHINEMEN | Rock drillers, in mining. |
GANGUE | Worthless rock, in mining |
TEPETATE | Waste rock, in mining. |
GANGUE | Worthless rock, in mining. |
ORE | Rock worth unearthing |
ORE | Rock worth something |
ORE | Rock that's worth something |