Augustine Shuyak Island Ash
Start: 6460 yBP ± 30 Years [1]
Stop: 5330 yBP ± 30 Years [1]
Event Type: Explosive
Description: From Waitt and Beget (2009): "On Shuyak Island 110 km southeast of Augustine (fig. 1A [in original text]), two fall tephras of Augustine chemical provenance (probe analysis of glass by J.R. Riehle and C.E. Meyer) date between about 6,460 and 5,020 yr B.P."
References Cited
[1] Volcanic processes and geology of Augustine Volcano, Alaska, 2009
Waitt, R.B., and Beget, J.E., 2009, Volcanic processes and geology of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1762, 78 p., 2 plates, scale 1:25,000, available at http://pubs.usgs.gov/pp/1762/ .[2] Ejecta and landslides from Augustine Volcano before 2006, 2010
Waitt, R.B., 2010, Ejecta and landslides from Augustine Volcano before 2006, chapter 13 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 297-319 [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter13.pdf].Complete Eruption References
Volcanic processes and geology of Augustine Volcano, Alaska, 2009
Waitt, R.B., and Beget, J.E., 2009, Volcanic processes and geology of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1762, 78 p., 2 plates, scale 1:25,000, available at http://pubs.usgs.gov/pp/1762/ .
Ejecta and landslides from Augustine Volcano before 2006, 2010
Waitt, R.B., 2010, Ejecta and landslides from Augustine Volcano before 2006, chapter 13 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 297-319 [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter13.pdf].