Remember my post the other day on the Ring of Brodgar? In August an article came out saying that analysis showed that the grey-green sandstone of the altar stone at Stonehenge came from northern Scotland, possibly Orkney? Well, now new information has surfaced. They still think it came from Scotland, but have determined that it did not come from Orkney.
You can read the articles here:
CNN: https://www.cnn.com/2024/09/13/science/stonehenge-altar-stone-orkney/index.html
BBC: https://www.bbc.com/news/articles/cx2g55ly0e6o
The mystery continues.