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Text Description: 10 cm thick; bubble-wall shards, trace amounts of brown glass; in aeolian sand–silt unit, above sand and gravel; field name JJD00-35 References:  A catalogue of late Cenozoic tephra beds in the Klondike Goldfields and adjacent areas, Yukon Territory Old Crow tephra across eastern Beringia: a single cataclysmic eruption at the close of Marine Isotope Stage 6 |
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