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cobre (4) |
minería (4) |
oro (4) |
yacimiento (4) |
geología (3) |
plata (3) |
553.41 : 553.43 (828.8) (047) (1) |
553.41: 622.1 (826.9) (047) (1) |
622 (825.2) (047) (1) |
622 (825.4) (047) (1) |
cobre (4) |
minería (4) |
oro (4) |
yacimiento (4) |
geología (3) |
plata (3) |
553.41 : 553.43 (828.8) (047) (1) |
553.41: 622.1 (826.9) (047) (1) |
622 (825.2) (047) (1) |
622 (825.4) (047) (1) |