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C14 Radiocarbon Dating - Sample - AA-24963

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Scottish Radiocarbon Database

AA-24963

A single piece of birch charcoal from the bottom part of layer 315, which was ard marked, had many beaker sherds in it and seems to be associated with dilapidation of the chambered cairn. The layer contained a residual Neolithic potsherd.

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-24963

Material Dated charcoal (betula)

Researcher Ashmore 1997

Sponsor Historic Scotland

Uncalibrated date bp +/- error 4115 bp +/-45

Uncalibrated date ad/bc +/- error 2165 bc +/-45

Delta -25.2

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

Calibration program used OxCal 3.10

From information compiled by Patrick Ashmore