Answer · Stonehenge
The stone came from the mainland Orcadian Basin, in Caithness or around the Moray Firth.
The stone came from the mainland Orcadian Basin, in Caithness or around the Moray Firth.
Where it stands
Most likelyIts tests supported it: three pieces of evidence for, one against. It needs two reviews to be accepted.
What it predicts
- A geochemical and mineralogical match to a specific outcrop; a coastal route feasible for a Neolithic boat.
What would rule it out
- A matching sandstone found in a nearer basin, or evidence the fragments are not from the Altar Stone.
Evidence 3 for · 1 against
FOR
The questions it answers
Most likelyThe stone came from the mainland Orcadian Basin, in Caithness or around the Moray Firth
Cite it
Mysteries Department. (2026). The stone came from the mainland Orcadian Basin, in Caithness or around the Moray Firth. [Answer ANS0CRWPJRM1Z47]. https://mysteriesdept.com/r/ANS0CRWPJRM1Z47
@misc{mysteriesdept_ans0crwpjrm1z47,
title = {The stone came from the mainland Orcadian Basin, in Caithness or around the Moray Firth.},
author = {{Mysteries Department}},
year = {2026},
note = {Answer, catalog key ANS0CRWPJRM1Z47},
url = {https://mysteriesdept.com/r/ANS0CRWPJRM1Z47}
}