Showing 1 - 20 results of 62 for search '', query time: 0.19s Refine Results
  1. 1
    Alluvial ilmenite placer deposits, central Virginia /
    Government Document Book
  2. 2
    Marine gold placers along the Gulf of Alaska margin /
    Government Document Book
  3. 3
    Platinum deposits of the Goodnews Bay district, Alaska /
    Government Document Book
  4. 4
    Depositional environment of Upper Cretaceous black sandstones of the Western Interior /
    Government Document Book
  5. 5
    Gold placer and quaternary stratigraphy of the Jabal Mokhyat area, southern Najd Province, Kingdom of Saudi Arabia /
    Published 1981
    Government Document Book
  6. 6
    Resource appraisal map for placer gold in the Wallace 1⁰ x 2⁰ quadrangle, Montana and Idaho /
    Published 1986
    Government Document Map
  7. 7
    Placer gold deposits of the Eagle Trough, upper Yukon River region, Alaska /
    by Barker, James C.
    Published 1986
    Government Document Book
  8. 8
    Significant metalliferous lode deposits and placer districts of Alaska /
    Published 1987
    Government Document Book
  9. 9
    Platinum-group elements in magnetic concentrates from the Goodnews Bay district, Alaska /
    Published 1986
    Government Document Book
  10. 10
    Placer gold sampling in and near the Chugach National Forest, Alaska /
    by Hoekzema, Robert B.
    Published 1986
    Government Document Book
  11. 11
    Analytical results, geochemical signatures, mineralogical data, and sample locality map of lode gold, placer gold, and heavy-mineral concentrates from the Tolovana mining district, Livengood quadrangle, Alaska /
    Published 1988
    Government Document Microform Book
  12. 12
    Geologic and grade-volume data on 330 gold placer deposits /
    by Orris, G. J.
    Published 1985
    Government Document Microform Book
  13. 13
    Heavy-mineral placer potential map of the U.S. continental shelf, western and northern Gulf of Mexico /
    Published 1988
    Government Document Map
  14. 14
    Placer gold of the Solomon, Bendeleben, and southern part of the Kotzebue quadrangles, western Alaska /
    Published 1988
    Government Document Map
  15. 15
    Maps and descriptions of lode and placer deposits, prospects, and occurrences in the Wiseman 1?by 3?quadrangle, Alaska /
    Published 1988
    Government Document Microform Book
  16. 16
    Placer examination : principles and practice /
    by Wells, John H.
    Published 1989
    Government Document Book
  17. 17
    Origin and distribution of six heavy-mineral placer deposits in coastal-marine sandstones in the Upper Cretaceous McCourt Sandstone Tongue of the Rock Springs Formation, southwest Wyoming /
    by Roehler, Henry W.
    Published 1989
    Government Document Book
  18. 18
    Radioactive black sand placer deposits of the Challis 1?x 2?quadrangle, Idaho /
    by Kiilsgaard, Thor H.
    Published 1986
    Government Document Microform Book
  19. 19
    Gold in placer deposits.
    Published 1990
    Government Document Book
  20. 20
    Geochemical signatures, analytical results, mineralogical data, and sample locality map of placer and lode gold, and heavy-mineral concentrates from the Fortymile mining district, Eagle quadrangle, Alaska /
    Published 1989
    Government Document Microform Book
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