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geología (2) |
minería (2) |
plata (2) |
San Juan (Argentina) (2) |
550.8 : 622.342 + 622.341 + 622.35 (825.9) + (825.2) (047) (1) |
553.44 (825.2) (047) (1) |
Abra Pampa (Jujuy, Argentina) (1) |
alunita (1) |
Amancay, mina (Calingasta, San Juan, Argentina) (1) |
arsénico (1) |