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C14 Radiocarbon Dating - Sample - AA-24964

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Scottish Radiocarbon Database

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, Chambered Cairn (Neolithic), Stone Circle (Neol/bronze Age), Stone Row(S) (Neol/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