C14 Radiocarbon Dating - Sample - GU-2608

Peat infilling of a hollow (Site D C109 SF 320) between a worked steatite rock face and an earlier spoil heap (see GU2607 (2490 +/-90 BP)for lower peat).

Canmore ID 924

Map Number HU42NW

Site type Steatite Workings (Norse), Steatite Workings (Prehistoric)

Site number 1

NGR 442550 1127090

Council 360

County 29

Parish DUNROSSNESS

Lab Analysis ID GU-2608

Material Dated peat (Null)

Researcher Smith et al 1988

Sponsor Historic Scotland

Uncalibrated date bp +/- error 1000 bp +/-90

Uncalibrated date ad/bc +/- error ad 950 +/-90

Delta -25.5

Completed by Scottish Universities Environmental Research Centre

Calibration program used OxCal 3.10