Crater Lake Volcanos Preceding Explosive Eruption Llao Rock

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Only 117 years before Mount Mazama collapse into the Crater Lake caldera, another lesser known powerful eruption occurred. This is the story of Llao Rock. #craterlake #short #shorts #geology • If you would like to support this channel, consider using one of the following links: • (Patreon: / geologyhub ) • (YouTube membership: / @geologyhub ) • (Gemstone Mineral Etsy store: http://prospectingarizona.etsy.com) • (GeologyHub Merch Etsy store: http://geologyhub.etsy.com) • Google Earth imagery used in this video: ©Google Data Providers • This video is protected under fair use . If you see an image and/or video which is your own in this video, and/or think my discussion of a scientific paper (and/or discussion/mentioning of the data/information within a scientific paper) does not fall under the fair use doctrine, and wish for it to be censored or removed, contact me by email at [email protected] and I will make the necessary changes. • Various licenses used in sections of this video (not the entire video, this video as a whole does not completely fall under one of these licenses) and/or in this video's thumbnail image: • Public Domain: https://creativecommons.org/publicdom... • CC BY 4.0: https://creativecommons.org/licenses/... • Sources/Citations: • [1] U.S. Geological Survey • [2] Karátson, D., Biró, T., Portnyagin, M. et al. Large-magnitude (VEI ≥ 7) ‘wet’ explosive silicic eruption preserved a Lower Miocene habitat at the Ipolytarnóc Fossil Site, North Hungary. Sci Rep 12, 9743 (2022). https://doi.org/10.1038/s41598-022-13..., CC BY 4.0. This was used to cite the size of Crater Lake's eruption in terms of tephra volume. • [3] Source of Volcanic Explosivity Index (VEI) methodology and criteria: Newhall, C. G., and Self, S. (1982), The volcanic explosivity index (VEI) an estimate of explosive magnitude for historical volcanism, J. Geophys. Res., 87(C2), 1231–1238, doi:10.1029/JC087iC02p01231. Accessed / Read by / geologyhub on Oct 5th, 2022. • [4] VEIs, dates/years, composition, and tephra layer name for volcanic eruptions shown in this video which were assigned a VEI 4 or larger are sourced from the LaMEVE database (British Geological Survey © UKRI), https://www2.bgs.ac.uk/vogripa/view/c..., Used with Permission

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