 |
| |||
| siderita f | |||
| coraza ferruginosa | |||
| mineral de hierro | |||
| limonita f; piedra ferruginosa | |||
| Anglais glossaire | |||
| |||
| A rock containing enough iron to permit commercial extraction; an iron ore. | |||
|
ironstone : 4 phrases, 2 sujets |
| Géologie | 3 |
| Science du sol | 1 |
|
| |||
| siderita f | |||
| coraza ferruginosa | |||
| mineral de hierro | |||
| limonita f; piedra ferruginosa | |||
| Anglais glossaire | |||
| |||
| A rock containing enough iron to permit commercial extraction; an iron ore. | |||
|
ironstone : 4 phrases, 2 sujets |
| Géologie | 3 |
| Science du sol | 1 |