Pillow Rocks – Ely, MN
Posted by: Groundspeak Regular Member wildernessmama
N 47° 54.424 W 091° 50.821
15T E 586161 N 5306614
Quick Description: This historic 15’ rock outcrop is a wonderful example of Ely greenstone, a “rare ellipsoidal lava flow formed beneath primeval seas 2.7 billion years ago.”
Location: Minnesota, United States
Date Posted: 11/1/2012 7:51:21 PM
Waymark Code: WMFM30
Published By: Groundspeak Regular Member KC0GRN
Views: 0

Long Description:
This historic 15’ rock outcrop is a wonderful example of Ely greenstone, a “rare ellipsoidal lava flow formed beneath primeval seas 2.7 billion years ago.” It is volcanic in origin and there are very few specimens like this in the world. It is easily accessible 24/7 and can be seen on the north side of Main Street in the northeast part of town. It is marked with an historical marker sign.
Marker Type:: City

Visit Instructions:
A photo of the 'Marker' or 'Plaque' is required to identify the location, plus a picture of the 'Historic Site'.
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