A new study in the Journal of the Geological Society has cast doubt on the theory that Stonehenge's six-tonne Altar Stone came from northeast Scotland. Researchers led by geologist Duncan Pirrie found no matching rock source among roughly 70 samples from potential Scottish locations, leaving the stone's origins uncertain once more. A 2024 Nature study had pointed to the Orcadian Basin.
Stonehenge Altar Stone's Scottish Origin Questioned by New Study
Source: Times of India