000 | 00810nam a22002417a 4500 | ||
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001 | 11929 | ||
008 | 190110s1990 enk||||| |||| 00| 0 eng d | ||
022 | _a0371-7844 | ||
041 | _aeng | ||
100 |
_912513 _aAnnels, Alwyn E. |
||
245 | _aEvaluation of Offin River gold placer, central region of Ghana | ||
260 |
_aLondon _bInstitution of Mining and Metallurgy _cJanuary-April 1990 |
||
300 | _app. A15-A25 | ||
650 |
_91053 _aGEOESTADISTICA |
||
650 |
_93 _aORO |
||
650 |
_92045 _aPLACERES AURIFEROS |
||
650 |
_9260 _aRESERVAS MINERALES |
||
651 |
_94245 _aGHANA |
||
700 |
_922468 _aBoakye, E.B. |
||
773 |
_018255 _918255 _dLondon _gv.99, January-April 1990 _o18255 _tInstitution of Mining and Metallurgy. Transactions. Section A: Mining Industry |
||
910 |
_aRNUĂ‘EZ _b38868 |
||
942 |
_2z _cARTI |
||
999 |
_c11929 _d11929 |