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 Sampl-year Publ-10-age(yr) Publ-10-unc(yr) Publ-26-age(yr) Publ-26-unc(yr) 10Be-age(yr) 10-ext-unc(yr) 10-int-unc(yr) 26Al-age(yr) 26-ext-unc(yr) 26-int-unc(yr) Extra-publ Small et al. (2021) cobble/boulder Smal2021-1 Smal2021-A MIL-1 -83.6561 -55.2681 899 3.5 2.65 0.991 1250000 27700 NIST_27900 3730000 217000 Z92-0222 2010 102000 7000 43000 5000 106648 7169 2427 45737 4568 2722 - Small et al. (2021) cobble/boulder Smal2021-2 Smal2021-A MIL-2 -83.6561 -55.2681 899 3 2.65 0.991 2980000 66200 NIST_27900 12900000 700000 Z92-0222 2010 251000 17000 156000 17000 263130 18409 6247 167065 17314 9852 - Small et al. (2021) cobble/boulder Smal2021-3 Smal2021-A MIL-3 -83.6563 -55.2683 927 5 2.65 0.991 1940000 43600 NIST_27900 0 0 0 2010 158000 10000 165699 11324 3882 - - - - Small et al. (2021) cobble/boulder Smal2021-4 Smal2021-B MIL-4 -83.6576 -55.2227 957 5 2.65 0.995 2520000 55700 NIST_27900 8540000 479000 Z92-0222 2010 202000 13000 96000 10000 210748 14540 4912 102942 10444 6076 - Small et al. (2021) cobble/boulder Smal2021-5 Smal2021-B MIL-5 -83.6576 -55.2232 957 3.5 2.65 0.995 1680000 37900 NIST_27900 5320000 302000 Z92-0222 2010 130000 9000 58000 6000 136176 9241 3179 62059 6195 3633 - Small et al. (2021) cobble/boulder Smal2021-6 Smal2021-B MIL-6 -83.6576 -55.2242 957 3 2.65 0.995 1430000 33000 NIST_27900 0 0 0 2010 110000 7000 114803 7770 2727 - - - - Small et al. (2021) cobble/boulder Smal2021-7 Smal2021-C MIL-7 -83.6574 -55.2093 962 3.5 2.65 0.993 12900000 279000 NIST_27900 59200000 3280000 Z92-0222 2010 1321000 118000 977000 168000 1402656 132646 43958 1088692 187140 107988 - Small et al. (2021) cobble/boulder Smal2021-8 Smal2021-C MIL-8 -83.6574 -55.2096 962 5.5 2.65 0.993 11000000 225000 NIST_27900 0 0 0 2010 1087000 90000 1149830 100812 31780 - - - - Small et al. (2021) cobble/boulder Smal2021-9 Smal2021-D MIL-9 -83.6556 -55.1214 1000 5 2.65 0.993 13900000 308000 NIST_27900 66500000 3620000 Z92-0222 2010 1426000 131000 1155000 219000 1514103 148126 50155 1301567 251966 143684 - Small et al. (2021) cobble/boulder Smal2021-10 Smal2021-D MIL-10 -83.6555 -55.1216 1000 5 2.65 0.993 16800000 371000 NIST_27900 77200000 4180000 Z92-0222 2010 1915000 202000 1578000 384000 2080894 239413 80821 1851326 501284 284824 - Small et al. (2021) cobble/boulder Smal2021-11 Smal2021-E JON-1 -83.9729 -57.2544 1427 5 2.65 1 27300000 600000 NIST_27900 107000000 5470000 Z92-0222 2010 2324000 277000 1421000 310000 2670998 366230 123109 1577228 353623 193119 - Small et al. (2021) cobble/boulder Smal2021-12 Smal2021-E JON-2 -83.9727 -57.2566 1418 5 2.65 1 30800000 670000 NIST_27900 125000000 6350000 Z92-0222 2010 3040000 449000 2211000 791000 3738111 715595 238363 2980042 1683910 915539 - Small et al. (2021) bedrock Smal2021-13 Smal2021-E JON-3B -83.9734 -57.2538 1425 3.5 2.65 1 26100000 557000 NIST_27900 106000000 5500000 Z92-0222 2010 2100000 233000 1362000 287000 2298833 280960 92005 1503470 323678 178610 - Small et al. (2021) cobble/boulder Smal2021-14 Smal2021-F JON-5 -83.9842 -57.2145 1363 5 2.65 1 25800000 521000 NIST_27900 108000000 5570000 Z92-0222 2010 2313000 272000 1645000 412000 2672950 363473 113265 1872433 506078 278087 - Small et al. (2021) bedrock Smal2021-15 Smal2021-F JON-6B -83.9843 -57.2146 1363 5 2.65 1 27700000 560000 NIST_27900 108000000 5640000 Z92-0222 2010 2664000 348000 1645000 413000 3225049 520216 162274 1872438 508010 281584 - Small et al. (2021) bedrock Smal2021-16 Smal2021-G JON-7B -83.9601 -57.1666 1252 4 2.65 1 20500000 433000 NIST_27900 89600000 4640000 Z92-0222 2010 1803000 183000 1311000 268000 1899330 206284 66931 1466875 308678 170102 - Small et al. (2021) cobble/boulder Smal2021-17 Smal2021-G JON-8 -83.9629 -57.1661 1240 6 2.65 1 24000000 529000 NIST_27900 97800000 5000000 Z92-0222 2010 2507000 315000 1701000 440000 3020693 461299 155465 1977946 570322 311475 - Small et al. (2021) cobble/boulder Smal2021-18 Smal2021-G JON-9 -83.9602 -57.1650 1168 3 2.65 0.997 15000000 317000 NIST_27900 71300000 3730000 Z92-0222 2010 1252000 109000 974000 164000 1313971 120933 39257 1072636 179350 99533 - Reference: Small D, Bentley MJ, Evans DJA, Hein AS, Freeman SPHT, 2021. Ice-free valleys in the Neptune Range of the Pensacola Mountains, Antarctica: glacial geomorphology, geochronology and potential as palaeoenvironmental archives. Antarctic Science 33, 428-455. Data comments: Latitude for sample JON-7B changed from -83.6301 to -83.9601 based on Figure 2. Sample density assumed to be 2.65 g/cm3. Sampling year assumed to be 2010 ("Sampling [---] was undertaken opportunistically during a wider sampling campaign (2009-2010)"). Group ID based on publication (Table 3) for "MIL" samples and location (Figure 2) for "JON" samples. expage.github.io - data from expage-202306