C14 Radiocarbon Dating - Sample - AA-37257

A grain of hulled barley from sample 15260 Context 1909 an ashy deposit sealing paving, Structure 15

Canmore ID 556

Map Number HU31SE

Site type Broch (Iron Age), Settlement (Period Unassigned)

Site number 21

NGR 438980 1110650

Council 360

County 29

Parish DUNROSSNESS

Lab Analysis ID AA-37257

Material Dated charred grain (hordeum spp)

Researcher Dockrill S and Bond J

Sponsor Various

Uncalibrated date bp +/- error 2110 bp +/-40

Uncalibrated date ad/bc +/- error 160 bc +/-40

Delta -24.1

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

Calibration program used OxCal 3.10