Publication Sample-type Sample-ID Group-ID Sample Lat(DD) Long(DD) Elev(masl) Thickn(cm) Density(g/cm3) Shield 10Be-conc(at/g) 10Be-unc(at/g) 10Be-std 26Al-conc(at/g) 26Al-unc(at/g) 26Al-std 14C-conc(at/g) 14C-unc(at/g) Sampl-year Publ-10-age(yr) Publ-10-unc(yr) Publ-26-age(yr) Publ-26-unc(yr) Publ-14-age(yr) Publ-14-unc(yr) 10Be-age(yr) 10-ext-unc(yr) 10-int-unc(yr) 26Al-age(yr) 26-ext-unc(yr) 26-int-unc(yr) 14C-age(yr) 14-ext-unc(yr) 14-int-unc(yr) Extra-publ Nørgaard et al. (2025) boulder Nørg2025-1 Nørg2025-A UN-VB−1 64.51454 143.27109 1081 2.25 2.65 0.9862 1081000 17000 07KNSTD 6931000 169200 KNSTD - - 2021 91400 5700 84400 7900 - - 94043 5968 1514 87676 7910 2235 - - - - Nørgaard et al. (2025) boulder Nørg2025-2 Nørg2025-A UN-VB−2 64.51454 143.27109 1081 2 2.65 0.9906 550000 23000 07KNSTD 3938000 149400 KNSTD - - 2021 45700 3400 46800 4500 - - 47007 3477 1989 48582 4535 1888 - - - - Nørgaard et al. (2025) bedrock Nørg2025-3 Nørg2025-A UN-VB−3 64.51295 143.26236 998 2.5 2.65 0.9878 462000 21000 07KNSTD 3190000 98320 KNSTD - - 2021 41600 3100 41000 3800 - - 42803 3255 1967 42559 3843 1340 - - - - Nørgaard et al. (2025) bedrock Nørg2025-4 Nørg2025-A UN-VB−4 64.51295 143.26236 998 4.5 2.65 0.988 474000 21000 07KNSTD 3347000 107600 KNSTD - - 2021 43400 3300 43700 4100 - - 44682 3368 2002 45476 4134 1495 - - - - Nørgaard et al. (2025) boulder Nørg2025-5 Nørg2025-A UN-VB−7 64.50961 143.27390 1050 1.5 2.65 0.9948 1125000 21000 07KNSTD 7976000 245200 KNSTD - - 2021 96500 6100 99000 9500 - - 99231 6388 1899 102891 9570 3329 - - - - Nørgaard et al. (2025) boulder Nørg2025-6 Nørg2025-A UN-VB−8 64.51082 143.27580 1081 3 2.65 0.994 562000 13000 07KNSTD 4103000 172400 KNSTD - - 2021 46900 3000 49000 4800 - - 48296 3141 1131 50936 4853 2195 - - - - Nørgaard et al. (2025) boulder Nørg2025-7 Nørg2025-A UN-VB−9 64.51035 143.27502 1095 3 2.65 0.9955 794000 45000 07KNSTD 5260000 163500 KNSTD - - 2021 65700 5400 62400 5900 - - 67588 5671 3896 64818 5923 2080 - - - - Reference: Nørgaard J, Margold M, Jansen JD, Szuman I, Lukyanycheva M, Andersen JL, Pedersen VK, Olsen J, Corbett LB, Bierman PR, Knudsen MF, 2025. A late Pleistocene glacial maximum during MIS 3 in the Chersky Mountains, central northeast Siberia. Quaternary Research 128, 91-101. https://doi.org/10.1017/qua.2025.20 Data comments: 26Al data from the ICE-D database. One group ID for all samples (all samples from one location). expage.github.io - data from expage-202610