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Ash Tree Cave
 Derbyshire

 

 

Absolute Dates

Date (yrs) Error (yrs)
Method
Lab Number
Source
37540 +/-370 Radiocarbon, AMS ultrafiltration Oxford RAU
OxA-14196		 Oxford radiocarbon database, 2012
52800 +/-3100 Radiocarbon, AMS ultrafiltration Oxford RAU
OxA-13802		 Jacobi et al., 2006
54100 NA Radiocarbon, AMS ultrafiltration Oxford RAU
OxA-13800		 Jacobi et al., 2006
56500 NA Radiocarbon, AMS ultrafiltration Oxford RAU
OxA-13801		 Jacobi et al., 2006

Geochemical Results

Isotope Type Isotope Value
Material
Source
Carbon 13/12 ratio -20.20000 Bone collagen Jacobi et al., 2006
Carbon 13/12 ratio -20.40000 Bone collagen Jacobi et al., 2006
Carbon 13/12 ratio -20.40000 Bone collagen Jacobi et al., 2006
Nitrogen 15/14 ratio 10.00000 Bone collagen Jacobi et al., 2006
Nitrogen 15/14 ratio 8.80000 Bone collagen Jacobi et al., 2006
Nitrogen 15/14 ratio 9.90000 Bone collagen Jacobi et al., 2006
Carbon 13/12 ratio -19.5 Bone Oxford radiocarbon database, 2012