Youngest volcanism about 1 million years ago at Kahoolawe Island, Hawaii

Journal of Volcanology and Geothermal Research
By: , and 

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Abstract

Young volcanic deposits in Kahoolawe Island, cutting up through the caldera-filling lava, colluvium and talus in the west wall of Kanapou Bay, had long been stratigraphically considered the rejuvenated-stage products. New K-Ar ages, combined with magnetic polarity data, show that young volcanism was at about 0.98-1.04 Ma and indicate no substantial quiescence between the filling of the caldera and the young volcanism. This result, and the tholeiitic characteristics of the young deposits, suggest they are a component of late shield-stage volcanism. ?? 2005 Elsevier B.V. All rights reserved.

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Publication type Article
Publication Subtype Journal Article
Title Youngest volcanism about 1 million years ago at Kahoolawe Island, Hawaii
Series title Journal of Volcanology and Geothermal Research
DOI 10.1016/j.jvolgeores.2005.10.001
Volume 152
Issue 1-2
Year Published 2006
Language English
Publisher Elsevier
Contributing office(s) Volcano Hazards Program
Description 6 p.
First page 91
Last page 96
Country United States
State Hawaii
Other Geospatial Kahoolawe Island
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