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September 22, 2015

Fox Forest in Pictures

For this week’s Monday Geology Picture I shared a picture of a stone wall incorporating a large glacial erratic. I took this picture recently¬†in Fox Forest in southern New Hampshire. Yesterday, my husband and I went on a lovely hike in the forest. We saw quite a few glacial erratics… parts of the forest are piled high with them! We also saw many stone walls incorporating glacially dropped stones. Most …

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Monday Geology Picture: Glacial Erratics and a Stone Wall, Fox Forest, New Hampshire

Continuing with my recent blogging themes of stone walls and glacial erratics, here is a picture of a stone wall in Fox Forest in New Hampshire. This stone wall was built out of glacial erratics and incorporates a large glacial erratic that was most likely left in situ… that is, left more or less where the glacier deposited it. Today, the stone wall is located in the middle of a …

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September 15, 2015

Monday Geology Picture: Glacial Erratic Boulder, New Hampshire

I’m visiting family in New Hampshire at the moment… and also spending a little time with my favorite glacial erratic. I’ve posted about this particular glacial erratic before here and here. For this week’s Monday Geology Picture post I thought I’d share another shot of this stunning glacially deposited boulder. Enjoy!

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September 9, 2013

Monday Geology Picture(s): More Glacial Erratics on the Lake

Last week, I shared a picture of me sunbathing by my favorite glacial erratic, which is located near the Mervine Family Cabin on Franklin Pierce Lake in New Hampshire. This week, I thought I’d share a few more pictures of glacial erratics on Franklin Pierce Lake. Note the large sizes of these erratics and also how many of them are fairly angular. The erratics are mostly igneous and metamorphic rocks, …

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December 16, 2012

Geology Word of the Week: G is for Glacial Erratic

def. Glacial Erratic: A rock which has been transported and deposited by a glacier and which has a different lithology than the rock upon which it has been deposited.¬†Often, erratic rocks have an angular shape because they were broken off of bedrock by glaciers and have not yet had time to be weathered and rounded by water, wind, and other erosional forces. Glacial erratics can range in size from very …

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