Day 2 (7/7/03) - West Bijou Creek at Soil Conservation District

Prev | Index For This Date | Next
Rich Barclay in an outcrop named "Big Phone Booth". Bottom of outcrop is carbonaceous mudstone, above that is coal (lignite), then a white ash layer, then Paleocene plants. Thus, the K-T boundary has been crossed in this single outcrop. Evidence of K-T is present in pollen, shocked quartz, Iridium and a 50% extinction rate of plants.
Prev | Index For This Date | Next

Rich Barclay in an outcrop named "Big Phone Booth". Bottom of outcrop is carbonaceous mudstone, above that is coal (lignite), then a white ash layer, then Paleocene plants. Thus, the K-T boundary has been crossed in this single outcrop. Evidence of K-T is present in pollen, shocked quartz, Iridium and a 50% extinction rate of plants.