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550.8 : 622.342 (823.2) (047) (1) |
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geología (3) |
minería (3) |
oro (3) |
Córdoba (Argentina) (2) |
plata (2) |
plomo (2) |
yacimiento (2) |
zinc (2) |
550.8 : 622.342 (823.2) (047) (1) |
550.8: 622.342 (826.2) (047) (1) |