Showing 261 - 280 results of 469 for search '', query time: 0.20s Refine Results
  1. 261
    Analytical results of non-magnetic heavy-mineral-concentrate sample data from the Bethel and southern part of the Russian Mission 1 x 3 quadrangles, southwest Alaska /
    Published 1993
    Government Document Microform Book
  2. 262
    Evaluation of selected metallic and nonmetallic mineral resources, West Mojave Management Area, southern California /
    Published 1992
    Government Document Microform Book
  3. 263
    Sand-sized heavy-mineral distributions in the Rio Cibuco system and adjacent rivers of north-central Puerto Rico /
    by Luepke, Gretchen
    Published 1993
    Government Document Microform Book
  4. 264
    1992 Indian Minerals Conference : February 4-6, 1992, Marriott Hotel, Golden, Colorado.
    Published 1992
    Government Document Conference Proceeding Microform Book
  5. 265
    Skarn-hosted mineralization in Paleozoic rocks beneath the Idarado Mine, northwest San Juan Mountains, Colorado /
    by Mayor, James N.
    Published 1993
    Government Document Microform Book
  6. 266
    Analytical results and sample locality map of stream-sediment samples from the Delta 1 x 2 quadrangle, Tooele, Juab, Millard, and Utah counties, Utah /
    by Arbogast, B. F. (Belinda F.)
    Published 1990
    Government Document Microform Book
  7. 267
    Preliminary mineral resource assessment of the Tucson and Nogales 1 by 2 quadrangles, Arizona /
    Published 1990
    Government Document Microform Book
  8. 268
    Geology of the Mahd Adh Dhahab District, Kingdom of Saudi Arabia /
    by Afifi, Abdulkader M.
    Published 1990
    Government Document Microform Book
  9. 269
    Origin and ages of mineralization of Bayan Obo, the world's largest rare earth ore deposit, Inner Mongolia, China /
    Published 1990
    Government Document Microform Book
  10. 270
    Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, and rock samples in and adjacent to the Scorpion Wilderness Study Area, Garfield and Kane Counties, Utah /
    Published 1990
    Government Document Microform Book
  11. 271
    ASCII database of principal lode mines and mineralized areas in southern Summit County, Colorado.
    by Wilson, Anna B. (Anna Burack)
    Published 1991
    Government Document Microform Book
  12. 272
    CA-MG carbonate deposits, Warnick Canyon, Colusa County, California /
    by Oscarson, Robert L.
    Published 1993
    Government Document Microform Book
  13. 273
    Analytical data and sample locality map of stream-sediment and heavy-mineral-concentrate samples collected from the Horn Mountains area, Sleetmute quadrangle, southwest Alaska /
    Published 1992
    Government Document Microform Book
  14. 274
    Comments on the "three-step" method for quantification of undiscovered mineral resources /
    Published 1993
    Government Document Microform Book
  15. 275
    NURE stream sediment geochemical data indicative of prospective terranes for Ti-Zr-REE placer exploration in selected regions of the United States /
    by Grosz, A. E. (Andrew E.)
    Published 1993
    Government Document Microform Book
  16. 276
    Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, and rock samples from the Mount Nutt Wilderness Study Area, (AZ-020-024), Mohave County, Arizona /
    Published 1990
    Government Document Microform Book
  17. 277
    Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, and rock samples from the Soda Mountain Wilderness Study Area, Jackson County, Oregon /
    by Sutley, S. J.
    Published 1990
    Government Document Microform Book
  18. 278
    Geologic description, chemical analyses and sample locality map for rock samples collected from the eastern part of the Lime Hills quadrangle, Alaska /
    Published 1990
    Government Document Microform Book
  19. 279
    Final environmental impact statement and record of decision for the Bornite Project, an underground copper mine.
    Published 1993
    Government Document Microform Book
  20. 280
    Draft environmental impact statement : Royal East joint venture exploration project, Sweet Grass Hills, Liberty County, Montana /
    Published 1992
    Government Document Microform Book
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