| 000 | 00721nam a22002057a 4500 | ||
|---|---|---|---|
| 001 | 35617 | ||
| 008 | 190110s1979 xxc||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 100 |
_925682 _aBoyle, Robert W. |
||
| 245 | _aThe geochemistry of gold and its deposits (together with a chapter on geochemical prospecting for the element) | ||
| 260 |
_aOttawa, Ontario _bGeological Survey of Canada _c1979 |
||
| 300 |
_a584 p. _bilus., maps., tbls., diagrs. |
||
| 650 |
_aGEOQUÍMICA _975 |
||
| 650 |
_9239 _aMINERALOGIA |
||
| 650 |
_93 _aORO |
||
| 650 |
_aPROSPECCIÓN GEOQUÍMICA _957 |
||
| 773 |
_04354 _94354 _dOttawa, Ontario _gn.280, 1979 _o4354 _tCanada. Geological Survey. Bulletin |
||
| 910 |
_aRNUÑEZ _b38868 |
||
| 942 |
_2z _cARTI |
||
| 999 |
_c35617 _d35617 |
||