| |||
bog iron ore (удобрение); peat phosphate; ortstein; hard pan | |||
blue ocher; bog iron; vivianite | |||
bog iron ore; bog manganese; bog mine ore; bog ore; ironstone; lake ore; limonite; marsh ore; meadow ore; iron pan | |||
morass ore | |||
bog iron ore |
болотная руда: 16 phrases in 9 subjects |
Agronomy | 1 |
General | 1 |
Geology | 4 |
Makarov | 1 |
Mechanic engineering | 1 |
Mineralogy | 2 |
Mining | 3 |
Oil / petroleum | 1 |
Technology | 2 |