C14 Radiocarbon Dating - Sample - AA-44621

A grain of hulled barley from sample 18320 Context 2833 a secondary floor surface in Structure 14.

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-44621

Material Dated charred grain (hordeum spp)

Researcher Dockrill S and Bond J

Sponsor Various

Uncalibrated date bp +/- error 2010 bp +/-50

Uncalibrated date ad/bc +/- error 60 bc +/-50

Delta -25

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

Calibration program used OxCal 3.10