Spano, N., Lane, C., Francis, S., Johnson, T. 2017. Lake Superior Cryptotephra Electron Microprobe Results, Version 1.0. Interdisciplinary Earth Data Alliance (IEDA). https://doi.org/10.1594/IEDA/100710.
Lake Superior Cryptotephra Electron Microprobe Results
Electron microprobe analysis of volcanic glass shards from Lake Superior sediment core sediments. Localities include off of Isle Royale and the Keweenaw Bay. This analysis was performed to test whether these shards could be identified as Mazama (Crater Lake) in origin.
Coverage Scope: Regional (Continents, Oceans)
Geographic Location: Lake Superior
User Contributed Keyword(s):
Mazama, cryptotephra, tephrochronology
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