USGS B 1028-S

Geology of Unalaska Island and adjacent insular shelf, Aleutian Islands, Alaska

• Authors:

  Drewes, H.F., Fraser, G.D., Snyder, G.L., and Barnett, H.F., Jr.

• Publication Date:

  1961

• Publisher:

  U.S. Geological Survey 

• Ordering Info:

  USGS Publications Warehouse

• Quadrangle(s):

  Unalaska

• Citation ID:

  3585

Bibliographic Reference

Drewes, H.F., Fraser, G.D., Snyder, G.L., and Barnett, H.F., Jr., 1961, Geology of Unalaska Island and adjacent insular shelf, Aleutian Islands, Alaska: U.S. Geological Survey Bulletin 1028-S, p. 583-676, 4 sheets, scale 1:250,000.

Publication Products

• Report Information

  • b1028s.pdf (17.0 M)

• Maps & Other Oversized Sheets

  • Table 1, Chemical composition, normative values, CIPW nomenclature, and Rittmann nomenclature for Unalaska Island rocks (325.0 K)
  • Plate 75, Geologic map of Unalaska Island, Alaska, and adjacent submarine area, scale 1:250,000 (6.6 M)
  • Plate 76, Percent frequency distributions of mineral amounts and plagioclase composition parameters in holocrystalline rocks of Unalaska Island (112.0 K)
  • Plate 77, Analysis of linear features in the rocks of Unalaska Island, scale 1:250,000 (249.0 K)

Keywords

Bedrock; Bedrock Geology; Generalized; Geology; Surficial; Volcanic; Volcanic Ash; Volcanoes; Volcanology

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