- Most Popular | Most Recent
A twice-glaciated rock collected from a gravel quarry in western Pennsylvania. Callan Bentley has a blog post about this very cobble here: blogs.agu.org/mountainbeltway/2011/03/29/tillite-in-outwash /
This is definitely not the most impressive roadcut of Gowganda Fm. tillite north of Elliot Lake, Ontario, however due to highway construction on the day I passed thru it was the most impressive one that I had access to for GigaPanning purposes.
This is a closer view of the roadcut seen in another currently uploading GigaPan. Despite the evident crystal blue sky, the day I shot this was, in fact partly cloudy. By the time I got down to Edi the clouds rolled in for good and I had no choice but to shoot the remainder of the GigaPan with different exposure se...