3 cm thick; in silt; pumice, rare blocky shards, and rare bubble-wall shards; 6.5 m above Sheep Creek-C (UT2096); field name 1505b. Sample collected by J. A. Westgate, 2005.
Changing ideas on the identity and stratigraphic significance of the Sheep Creek tephra beds in Alaska and the Yukon Territory, northwestern North America
A catalogue of late Cenozoic tephra beds in the Klondike Goldfields and adjacent areas, Yukon Territory
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