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070827t1982 |||a 00 0 eng d |
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|a CHARACTERISTICS of mineral deposit occurrences /
|c compiled by Ralph L. Erickson.
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| 260 |
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|a Denver, Co. :
|b U.S. Geological Survey. United States Department of the interior,
|c 1982
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|a Bibliografía al final de trabajos presentados.
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|a 553
|2 20 ES
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| 650 |
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7 |
|a GEOLOGIA ECONOMICA
|2 LEMB.1
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| 650 |
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7 |
|a YACIMIENTOS MINERALES
|2 LEMB.1
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| 700 |
1 |
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|a Erickson, Ralph L..
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| 710 |
2 |
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|a U.S. Geological Survey.
|b United States Department of the Interior
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|a Open-file Report
|v 82-795
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| 830 |
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|a Open-file Report
|v 82-795
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| 300 |
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|a ii, 248 p.
|b diagrs.
|c 32 cm.
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|c AR-RiUNS
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|c LIBRO
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|c 9183
|d 9183
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