| 000 | 01192nam a22003497a 4500 | ||
|---|---|---|---|
| 001 | 30057 | ||
| 008 | 190110s1994 enk||||| |||| 00| 0 eng d | ||
| 022 | _a0895-9811 | ||
| 041 | _aeng | ||
| 100 |
_943773 _aGraf, J.L., Jr. |
||
| 245 | _aRare earth element evidence of origin and depositional environment of late Proterozoic ironstone beds and manganese-oxide deposits, SW Brazil and SE Bolivia | ||
| 260 |
_aOxford _bPergamon _cMarch 1994 |
||
| 300 |
_app. 115-133 _bilus. |
||
| 650 |
_9180 _aEXPLORACION MINERA |
||
| 650 |
_9190 _aMANGANESO |
||
| 650 |
_910654 _aOXIDO DE MANGANESO |
||
| 650 |
_94535 _aPALEOPROTEROZOICO |
||
| 650 |
_aPROSPECCIÓN GEOQUÍMICA _957 |
||
| 650 |
_914548 _aROCAS FERRUGINOSAS |
||
| 650 |
_92395 _aTIERRAS RARAS |
||
| 651 |
_9157 _aBOLIVIA |
||
| 651 |
_917 _aBRASIL |
||
| 651 |
_910425 _aMATO GROSSO |
||
| 651 |
_94147 _aSANTA CRUZ |
||
| 700 |
_932987 _aO'Connor, E.A. |
||
| 700 |
_943774 _aVan Leeuwen, P. |
||
| 773 |
_019103 _919103 _gv.7, n.2, March 1994 _o19103 _tJournal of South American Earth Sciences |
||
| 856 | _uhttps://doi.org/10.1016/0895-9811(94)90003-5 | ||
| 856 | _ure/RE-5990-403.pdf | ||
| 910 |
_aRNUÑEZ _b39062 |
||
| 942 |
_2z _cARTI |
||
| 999 |
_c30057 _d30057 |
||