USBM OFR 36-87

Publication Details

  • Title:

    Final report of stream sediment, float, and bedrock sampling in the Porcupine mining area, southeast Alaska, 1983-1985
  • Authors:

    Still, J.C., Gilbert, W.G., and Forbes, R.B.
  • Publication Date:

    1987
  • Publisher:

    U.S. Bureau of Mines
  • Ordering Info:

    This publication is out of print. Reproductions may be available. Download below or please see our publication sales page for more information.
  • Quadrangle(s):

    Skagway
  • Keyword(s):

    Bedrock; Porcupine; Southeast Alaska; Stream Flow; Stream Sediments

Bibliographic Reference

Still, J.C., Gilbert, W.G., and Forbes, R.B., 1987, Final report of stream sediment, float, and bedrock sampling in the Porcupine mining area, southeast Alaska, 1983-1985: U.S. Bureau of Mines Open-File Report 36-87, 35 p., 8 sheets, scale 1:63,360.

Publication Products

  • ReportReport Information

  • Maps & Other Oversized SheetsMaps & Other Oversized Sheets

    • Figure 3 Porcupine mining area showing rock, rubblecrop, and float sample localities, and lode mines, prospects, and deposits, scale 1:63,360 (4.2 M)
    • Figure 4 Porcupine mining area showing stream sediment, pan concentrate, and soil sample localities, and drainage outlines, scale 1:63,360 (4.0 M)
    • Figure 5 Porcupine mining area showing rock and rubblecrop sample localities with anomalous gold and/or silver values, scale 1:63,360 (3.7 M)
    • Figure 6 Porcupine mining area showing rock and rubblecrop sample localities with anomalous values: Zinc, copper, lead, cobalt, and barium, scale 1:63,360 (4.1 M)
    • Figure 7 Porcupine mining area showing rock and rubblecrop sample localities with anomalous values: Tungsten, molybdenum, tin, arsenic, nickel, bismuth, and antimony, scale 1:63,360 (4.1 M)
    • Figure 8 Porcupine mining area showing float rock sample localities with anomalous values: Gold, silver, zinc, copper, lead, cobalt, barium, tungsten, molybdenum, tin, arsenic nickel, bismuth, and antimony, scale 1:63,360 (4.1 M)
    • Figure 9 Porcupine mining area showing stream sediment, pan concentrate, soil sample localities with anomalous gold and/or silver values, scale 1:63,360 (4.4 M)
    • Figure 10 Porcupine mining area showing stream sediment, pan concentrate, and soil sample localities with anomalous values: Zinc, copper, lead, cobalt, barium, tungsten, molybdenum, tin, arsenic, nickel, bismuth, and antimony, scale 1:63,360 (4.7 M)

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