Tagged With: Houston County
Spring Grove Hunt Cty. 44
This road cut is about, don’t quote me, 3-5 miles east of Spring Grove on the road to Caledonia. I believe this is the one referred to in the book “Roadsite Geology of Minnesota”. Looks like Decorah Shale to me, but what do I know! 😀 It runs several hundred feet on both sides … Continue reading