CDKCDK130 CDKCDK130

23-10-2019
Chemistry

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How did geologist find out that the ash in Idaho is the same ash in Nebraska

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23-10-2019

Answer:

Only a volcano could have produced so much ash, but there are NO volcanoes in Nebraska, where the animals were found. One Geologist in Idaho knew of a volcanic eruption dating from the same time.Bill Bonnichsen tied the 2 events together using dating techniques and comparing the ash composition from a supervolcano called Bruneau Jarbridge.

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