C14 Radiocarbon Dating - Sample - AA-24964
AA-24964
A single piece of birch charcoal from the layer of green clay on which rested the base layer of the cairn. Presumably contemporary with erection of cairn, though maybe residual. Should provide a TPQ.
Canmore ID 4156
Map Number NB23SW
Site type Avenue (Neolithic), Chambered Cairn (Neolithic), Stone Circle (Neolithic) - (Bronze Age), Stone Row(S) (Neolithic) - (Bronze Age)
Site number 1
NGR 121300 933017
Council 410
County 26
Parish UIG
Lab Analysis ID AA-24964
Material Dated charcoal (betula)
Researcher Ashmore 1997
Sponsor Historic Scotland
Uncalibrated date bp +/- error 4185 bp +/-45
Uncalibrated date ad/bc +/- error 2235 bc +/-45
Delta -26.1
Completed by National Science Foundation Radiocarbon Facility University of Arizona, USA
Calibration program used OxCal 3.10
From information compiled by Patrick Ashmore