| |||
column of ore | |||
column-of-ore; columnar ore shoot; ore chimney; ore chute; ore column; ore shoot; pipe of ore | |||
ore shoot (zone of payable material MichaelBurov) | |||
pipe; shoot (с пережимами и раздувами) | |||
chimney; ore-shoot |
рудный столб: 16 phrases in 4 subjects |
General | 1 |
Geology | 10 |
Gold mining | 4 |
Oil / petroleum | 1 |