 |
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| grès ferrugineux | |||
| cuirasse ferrugineuse; cuirasse f | |||
| minerai de fer | |||
| minerai de fer argileux | |||
| sidérite f | |||
| cuirasse latéritique | |||
| English thesaurus | |||
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| A rock containing enough iron to permit commercial extraction; an iron ore. | |||
| ironstone: 10 phrases in 4 subjects |
| General | 1 |
| Metallurgy | 4 |
| Natural resourses and wildlife conservation | 3 |
| Soil science | 2 |