Monogenetic QT vents of WWVF

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Earthquake


Facts


  • Type: vent
  • Seismically Monitored: No
  • Color Code: UNASSIGNED
  • Alert Level: UNASSIGNED
  • Elevation: 2368m (7769ft)
  • Latitude: 62.137
  • Longitude: -143.165
  • Smithsonian VNum:
  • Nearby Towns:
    • Chisana 37 mi (59 km) SE
    • Slana 47 mi (75 km) NW
    • McCarthy 49 mi (79 km) SE
    • Chistochina 56 mi (91 km) NW
    • Mentasta Lake 58 mi (94 km) NW

    Distance from Anchorage: 230 mi (370 km)

  • Subfeatures:
    • West Cone
    • East Cone
    • Jaeger Mesa

Description

The Monogenetic QT vents of the WWVF (Western Wrangell Volcanic Field) were named the "interior mesas" by Preece (1997) [1] and Lunt (1997) [2] . Lunt describes the vents as a linear array of cinder cones and small eruptive centers within the western Wrangell volcanic field. The region is topographically subdued between the front and back side volcanic chains of the Wrangell Volcanic Field. Volcanic features include (but are not limited to), West Cone, East Cone, Cone Ridge, and Jaeger Mesa. Vents appear to be Pleistocene to late Tertiary in age.

Name Origin

"Monogenetic QT vents of the WWVF" is an informal name given by Chris Nye (2011). Preece (1997) and Lunt (1997) refer to this grouping of vents as "Interior Mesas"


References Cited

[1] Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex, 1997

Preece, S. J., 1997, Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex: Miami University (Ohio) unpublished Ph.D. dissertation, 547 p.

[2] A reconnaissance study of mafic to intermediate intra-arc volcanism in the western Wrangell Volcanic Field, Alaska, 1997

Lunt, A.S., 1997, A reconnaissance study of mafic to intermediate intra-arc volcanism in the western Wrangell Volcanic Field, Alaska: Miami University Ph.D., 150 p.

Reported Activity

Modern Eruptions

0 Event Date(s)

Past Activity Legend:
Eruption
Questionable eruption
Non-eruptive activity


    Map Images


    Map References


    Geologic map of the Nabesna A-5 quadrangle, Alaska, 1976

    Richter, D.H., and Smith, R.L., 1976, Geologic map of the Nabesna A-5 quadrangle, Alaska: US Geological Survey Geologic Quadrangle Map 1292, 1 sheet, available at http://www.dggs.dnr.state.ak.us/pubs/pubs?reqtype=citation&ID=13027 .

    References

    Preliminary database of Quaternary vents in Alaska, 2014

    Cameron, C.E., and Nye, C.J., 2014, Preliminary database of Quaternary vents in Alaska: Alaska Division of Geological & Geophysical Surveys Miscellaneous Publication 153, 11 p., doi:10.14509/27357 .

    A reconnaissance study of mafic to intermediate intra-arc volcanism in the western Wrangell Volcanic Field, Alaska, 1997

    Lunt, A.S., 1997, A reconnaissance study of mafic to intermediate intra-arc volcanism in the western Wrangell Volcanic Field, Alaska: Miami University Ph.D., 150 p.
    Hard Copy held by AVO at FBKS - CEC shelf

    Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex, 1997

    Preece, S. J., 1997, Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex: Miami University (Ohio) unpublished Ph.D. dissertation, 547 p.
    Hard Copy held by AVO at FBKS - CEC shelf

    Geologic map of the Nabesna A-5 quadrangle, Alaska, 1976

    Richter, D.H., and Smith, R.L., 1976, Geologic map of the Nabesna A-5 quadrangle, Alaska: US Geological Survey Geologic Quadrangle Map 1292, 1 sheet, available at http://www.dggs.dnr.state.ak.us/pubs/pubs?reqtype=citation&ID=13027 .