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C14 Radiocarbon Dating - Sample - AA-24959

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Scottish Radiocarbon Database

AA-24959

A single piece of birch charcoal from an early cultivation soil beneath the two main upper OGS. The sample came from an area of charcoal concentration which gave the impression that a fire had been lit on a cultivation surface then dug over once.

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-24959

Material Dated charcoal (betula)

Researcher Ashmore 1997

Sponsor Historic Scotland

Uncalibrated date bp +/- error 4140 bp +/-45

Uncalibrated date ad/bc +/- error 2190 bc +/-45

Delta -26.3

Completed by National Science Foundation Radiocarbon Facility University of Arizona, USA

Calibration program used OxCal 3.10

From information compiled by Patrick Ashmore