Provenance Study of Archaeological Ceramics from Syria Using XRF Multivariate Statistical Analysis and Thermoluminescence Dating

Table 1

U, Th, and K concentrations with internal annual dose, external annual dose, annual dose, equivalent doses, and the ages obtained and ages assigned by archaeologists for the pottery sherds investigated.

Sample	Internal dose; (mGy/a)	External dose; (mGy/a)	Annual dose; (mGy/a)	Archaeodose (Gy)	Age (a) B.P	Age assigned by archaeologists
J-A	2.67±0.27	0.75±0.06	3.42±0.33	12.8±0.3	3750±240	1600–2150 B.C.
J-B	2.44±0.26	0.75±0.06	3.19±0.32	13.4±0.3	4200±220	1600–2150 B.C.
J-C	2.76±0.30	0.75±0.06	3.51±0.36	13.8±0.5	3930±270	1600–2150 B.C.
j-D	2.86±0.29	0.75±0.06	3.61±0.35	13.1±0.3	3630±260	1600–2150 B.C.

The dose rate conversion factors used are given in Adamiec and Aitken [19].