| Anglais | Espagnol | |
|---|---|---|
| Engineering | ||
| Engineering | ironstone | siderita [f] |
| Engineering | ironstone | roca ferruginosa |
| Chemistry | ||
| Chemistry | ironstone | siderita [f] |
| Geology | ||
| Geology | ironstone | roca de mineral de hierro [f] |
| Geology | ironstone | roca ferruginosa |
| Petrol | ||
| Petrol | ironstone | mineral de hierro |
| Anglais | Espagnol | |
|---|---|---|
| Engineering | ||
| Engineering | blue ironstone | crocidolita [f] |
| Engineering | clay ironstone | arcilla ferruginosa [f] |
| Engineering | ironstone china | porcelana opaca |
| Engineering | clay ironstone | hierro arcilloso |
| Engineering | needle ironstone | hierro acicular |
| Geology | ||
| Geology | ironstone crust | corteza de mineral de hierro [f] |
| Geology | ironstone crust | mineral de hierro [f] |
| Geology | ironstone crust | corteza de piedra ferrosa [f] |
| Mining | ||
| Mining | ironstone blow | sombrero de hierro |
| Petrol | ||
| Petrol | clay ironstone | arcilla ferruginosa [f] |
| Petrol | clay-ironstone | arcilla ferruginosa [f] |
| Metallurgy | ||
| Metallurgy | needle ironstone | hierro acicular |
