C14 Radiocarbon Dating - Sample - GU-1173

Alder, birch, hazel, pine charcoal sealing structure in main chamber under final deposit in chambered tomb.

Canmore ID 4984

Map Number NC50NE

Site type Chambered Cairn (Neolithic), Food Vessel Urn (Bronze Age)

Site number 16

NGR 257330 905605

Council 270

County 31

Parish LAIRG

Lab Analysis ID GU-1173

Material Dated charcoal (mixed)

Sponsor HS

Uncalibrated date bp +/- error 4465 bp +/-60

Uncalibrated date ad/bc +/- error 2515 bc +/-60

Delta -25.8

Calibration program used No

Calibration curve used No