Lone Butte (Washington)
Lone Butte is a 4,780 foot (1,460 m) tuya in the Indian Heaven volcanic field, Washington, United States. It is part of the Pacific Ring of Fire.
Lone Butte last erupted during either the Hayden Creek glaciation 130,000-150,000 years ago (late Illinoian), or 70,000-90,000 years ago during the early Wisconsin glaciation.
References
- ^ "Indian Heaven: Synonyms & Subfeatures". Global Volcanism Program. Smithsonian Institution. Retrieved 2021-06-28.
- ^ "Lone Butte and Crazy HillsSubglacial volcanic complexes, Cascade Range, Washington | Cordilleran Section of the Geological Society of America | GeoScienceWorld Books | GeoScienceWorld". pubs.geoscienceworld.org. Retrieved 2018-06-22.
- ^ Korosec, Michael A. (December 1989). "NEW K-AR AGE DATES, GEOCHEMISTRY, AND STRATIGRAPHIC DATA FOR THE INDIAN HEAVEN 'QUATERNARY VOLCANIC FIELD, SOUTH CASCADE RANGE, WASHINGTON" (PDF). Retrieved 22 June 2018.
46°03′16″N 121°50′21″W / 46.05444°N 121.83917°W
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