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Analytical Results and Sample Locality Maps of Stream-sediment and Heavy-mineral-concentrate Samples from the San Juan National Forest, Archuleta, Dolores, Hinsdale, La Plata, Mineral, Montezuma, Rio Grande, San Juan, and San Miguel Counties, Colorado

Harlan N. BartonD. L. FeyJ. M. MotookaR. T. Hopkins

出版	U.S. Department of the Interior, Geological Survey, 1993
URL	http://books.google.com.hk/books?id=CWMzGwAACAAJ&hl=&source=gbs_api