USGS OF 73-355

Bibliographic Reference

Wahrhaftig, Clyde, 1973, Coal reserves of the Healy Creek and Lignite Creek coal basins, Nenana coal field, Alaska: U.S. Geological Survey Open-File Report 73-355, 7 p., 28 sheets, scale 1:63,360.

Publication Products

• Report Information

  • of73-0355.pdf (222.0 K)

• Maps & Other Oversized Sheets

  • Figure 1 Geologic map of the Healy Creek and Lignite Creek coal basins, showing outcrops and other indications of coal and locations of measured sections, scale 1:40,000 (14.0 M)
  • Figure 2 Map showing structure contours on the top of the number 6 coal bed, and locations of structure cross-sections, Healy Creek and Lignite Creek coal basins, Alaska, scale 1:40,000 (15.0 M)
  • Figure 3 Structure cross-sections A through G, Healy Creek and Lignite Creek coal basins, Alaska (2.7 M)
  • Figure 4 Measured sections in outcrops of the coal-bearing group, T.10S., R.5W., and R.6W., F.B.M. (lower Marguerite Creek - McAdam Creek area (1.7 M)
  • Figure 5 Measured sections in outcrops on north side of Lignite Creek syncline, T.11S., R.5W. and R.6W., Fairbanks meridian (2.1 M)
  • Figure 6 Measured sections in outcrops of the Lignite Creek and Suntrana Formations in the valley of Lignite Creek (2.3 M)
  • Figure 7 Measured sections in outcrops in the Healy Creek and Sanctuary Formations in the valley of Lignite Creek (T.11S., R.6W., and R.7W., T.12S., R.7W.) (1.5 M)
  • Figure 8 Measure sections in outcrops in the Healy Creek Formation in the headwater basin of Totatlanika Creek, T.11S., R.4W. and R.5W. (1.6 M)
  • Figure 9 Sections in T.11S. and T.12S., R.8W., west of the Nenana River (664.0 K)
  • Figure 10 Stratigraphic coal sections in coal-bearing formation, valley of Healy Creek, Alaska (4.1 M)
  • Figure 11 Correlated stratigraphic sections of outcrops in Buzzard Creek - Tatlanika Creek area (1.9 M)
  • Figure 12 Isopachs on the Healy Creek Formation and thickness of the Sanctuary Formation, Nenana coal field, Alaska, scale 1:63,360 (5.5 M)
  • Figure 13 Isopachs on the "F" coal bed, top of Healy Creek Formation, Nenana coal field, Alaska, scale 1:63,360 (4.8 M)
  • Figure 14 Isopachs on the thickness of the interval between the base of coal bed no. 1 and the top of coal bed no. 6 and on the entire thickness of the Suntrana Formation, Nenana coal field, Alaska, scale 1:63,360 (5.3 M)
  • Figure 15 Isopachs showing thickness of coal in coal bed no. 1 and the thickness of the interval between coal beds nos. 1 and 2, Nenana coal field, Alaska, scale 1:63,360 (5.4 M)
  • Figure 16 Isopachs showing thickness of coal in coal bed no. 2 and the thickness of the interval between coal beds nos. 2 and 3, Nenana coal field, Alaska, scale 1:63,360 (5.6 M)
  • Figure 17 Isopachs on the thickness of coal in coal bed no. 3, and thicknesses of the interval between coal beds nos. 3 and 4, Nenana coal field, Alaska, scale 1:63,360 (5.0 M)
  • Figure 18 Isopachs showing the thickness of coal in coal bed no. 4 and the thickness of the interval between coal beds nos. 4 and 5, Nenana coal field, Alaska, scale 1:63,360 (4.9 M)
  • Figure 19 Isopachs showing thicknesses of coal in coal beds nos. 5 and 6 and the thickness of the interval between them, Nenana coal field, Alaska, scale 1:63,360 (7.7 M)
  • Figure 20 Areas of coal reserves in the number 6 bed in the Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (5.5 M)
  • Figure 21 Areas of coal reserves in the number 5 bed in the Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (4.4 M)
  • Figure 22 Areas of coal reserves in the number 4 bed in the Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (4.7 M)
  • Figure 23 Areas of coal reserves in the number 3 bed in the Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (5.4 M)
  • Figure 24 Areas of coal reserves in the number 2 bed in the Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (5.1 M)
  • Figure 25 Areas of coal reserves in the number 1 bed in the Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (5.1 M)
  • Figure 26 Areas of coal reserves in beds in the Suntrana Formation below the no. 1 bed, Healy Creek and Lignite Creek coal basins, Nenana coal field, Alaska (4.9 M)
  • Figure 27 Areas of coal reserves in the "F" bed in the Lignite Creek and Healy Creek basins, Nenana coal field, Alaska (5.1 M)
  • Figure 28 Areas of coal reserves in beds in the Healy Creek Formation below the "F" bed, Lignite Creek and Healy Creek coal basins, Nenana coal field, Alaska (5.0 M)