Brunton's arsenic calciner
Introduction
The photograph on this page of Brunton's arsenic calciner by Chris Allen as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk
Image: © Chris Allen Taken: Unknown
Just north of the A30 on the road to Tolgus Tin. I hope I've got the location right. It's not easy to locate from secondary sources and I took it before Geograph featured on my radar.