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geología (3) |
La Rioja (Argentina) (3) |
minería (3) |
perforación (3) |
552.08: 622.2 (825.3) (047) (1) |
553 : 622.1 (825.3) (047) (1) |
553.411 (825.3) (047) (1) |
Chilecito (La Rioja, Argentina) (1) |
Famatina (La Rioja, Argentina) (1) |
La Mejicana, mina (Chilecito, La Rioja, Argentina) (1) |