| 000 | 01023cam a22002651 4500 | ||
|---|---|---|---|
| 001 | gs 60000249 | ||
| 003 | DLC | ||
| 005 | 20260227111409.0 | ||
| 008 | 780920s1960 nmuab b 000 0 eng c | ||
| 010 | _ags 60000249 | ||
| 035 | _a(OCoLC)4238656 | ||
| 040 |
_aU.S. Geol. Survey. Libr. _cNmU-L _dOCoLC _dDLC |
||
| 042 | _apremarc | ||
| 050 | 0 | 0 |
_aTN24.N6 _bA235 no. 54 |
| 100 | 1 |
_aBertholf, William Earl, _d1915- |
|
| 245 | 1 | 0 | _aMagnetite taconite rock in Precambrian formations in Rio Arriba County, New Mexico. |
| 260 |
_aSocorro, _bState Bureau of Mines & Mineral Resources, New Mexico Institute of Mining & Technology, _c1960. |
||
| 300 |
_aiv, 24 p. _billus., map, diagrs., tables. _c28 cm. |
||
| 490 | 1 |
_aNew Mexico. Bureau of Mines and Mineral Resources. Circular, _v54 |
|
| 500 | _aErrata slip inserted. | ||
| 504 | _aBibliography: p. 24. | ||
| 650 | 0 |
_aMagnetite _zNew Mexico _zRio Arriba County. |
|
| 650 | 0 |
_aRocks _xAnalysis. |
|
| 830 | 0 |
_aCircular (New Mexico. Bureau of Mines and Mineral Resources) ; _v54. |
|
| 999 |
_c29470 _d29470 |
||