Walk 6: The Marker Rock Is a Glacial Erratic
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An erratic is a boulder transported and deposited by a glacier having a lithology different than the bedrock upon which it is sitting. Erratics are useful indicators of patterns of former ice flow.
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2 comments
Thank you for this series. It was both interesting and informative. You have some good shots here.
said LittleMAbbey
It certainly gives you an idea of the forces of nature. For that huge rock to be moved would take lots of force for sure. Interesting information, thanks.
said anonneymouse1
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