Upper Layer contact: 294.3 cm. Lower Layer Contact: 298.8 cm. Tephra Preservation: Unknown. Grain size: Medium. Field Identification: Magnetic-Susceptibility.
An 18,700 year record of tephra-fall frequency as recorded in peat cores recovered from the Kenai Peninsula, Alaska
This website is supported by the U.S. Geological Survey under Cooperative Agreement Grant G19AC00060 and G19AC00171.
Mention of trade names or commercial products does not constitute their endorsement by the U.S. Geological Survey.