C14 Radiocarbon Dating - Sample - GaK-1521

Charcoal from phase 4b. See also GaK-1092 (2350 +/- 110 BP). See Spriggs and Anderson 1993 for reservations about the accuracy of many GaK dates measured in the 1970s and 80s.

Canmore ID 21524

Map Number NM04NW

Site type Broch (Iron Age), Inorganic Material (Glass)(Roman), Unidentified Pottery

Site number 3

NGR 104230 749270

Council 130

County 03

Parish TIREE

Lab Analysis ID GaK-1521

Material Dated charcoal (n.i.)

Sponsor Hunterian?

Uncalibrated date bp +/- error 2240 bp +/-80

Uncalibrated date ad/bc +/- error 290 bc +/-80

Calibration program used No

Calibration curve used No