| 000 | 00804nam a2200241 1n4500 | ||
|---|---|---|---|
| 001 | 000146162 | ||
| 005 | 20210221171427.0 | ||
| 008 | 920106s1972 000 0 eng d | ||
| 041 | 0 | 7 |
_aEng _2ISO 639-1 |
| 084 | _aAm.Géol 39h1 | ||
| 245 | 0 | 0 |
_aSurvey of metallic and non-metallic minerals, phase 2 : _brepublic of Ecuador : _bPolymetallic mineralization at Angas |
| 260 |
_aNew York : _bUnited Nations development programme, _c1972 |
||
| 300 |
_a30 p: : _bcarte, 3 cartes h. t., graph., tab., ann., ann. |
||
| 490 | 0 | _aTechnical report, 16 | |
| 504 | _abibliogr. p. 19, 3 | ||
| 650 | 0 | 4 | _aGéologie régionale |
| 650 | 0 | 4 | _aMinéralisation |
| 650 | 0 | 4 | _aGîte polymétallique |
| 653 | 0 | 5 |
_aEquateur _aAzuay _zAngas |
| 910 | _h1038 | ||
| 942 | _cLIBRO | ||
| 999 |
_c113700 _d113700 |
||