Oxford Radiocarbon Accelerator Unit (ORAU); University of Oxford Research Laboratory for Archaeology and the History of Art
¹⁴C Lab ID
—
pMC
—
C Amount
—
Oxygen & Carbon Isotopes
δ¹⁸O (carb, VPDB) ‰
-3.8
δ¹⁸O (carb, VSMOW) ‰
27
δ¹⁸O (phos, VSMOW) ‰
18
δ¹⁸O (drinking water) ‰
-6.1
δ¹³C (enamel apatite, VPDB) ‰
—
δ¹³C (bone apatite, VPDB) ‰
—
Strontium & Chemistry
⁸⁷Sr/⁸⁶Sr
0.710785
Concentration Index (CI)
—
Calcium (mg/L)
—
Strontium (mg/L)
—
Collagen & Composition
δ¹³C (collagen) ‰
-14.76
δ¹⁵N (collagen) ‰
11.97
%C
—
%N
—
C/N Ratio
—
Collagen Yield (%)
4.1
Record Metadata
Source
Ciesielska, J. A., Stark, R. J., Ob?uski, A., Boivin, N., Lucas, M., Le Roux, P., & Roberts, P. (2023). Multi-isotopic investigation of population dynamics and mobility among rural Medieval Christian communities at Ghazali, Northern Sudan. Journal of African Archaeology, 21(2), 131-153; Ciesielska, J. A., Stark, R. J., Ob?uski, A., Boivin, N., & Roberts, P. (2021). Multi-isotope analysis of dietary variation among the early Christian communities of northern Sudan. Journal of Archaeological Science: Reports, 37, 103016.