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 Marsella et al. (2000) boulder Mars2000-1 Mars2000-A KM95-002 66.15067 -65.64622 657 5 2.7 0.993 230494 8950 LLNL10000 1407355 75615 KNSTD 1995 21400 1000 21200 1600 25511 1869 997 24912 2397 1355 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-2 Mars2000-A KM95-100 66.13861 -65.62325 516 3.5 2.7 0.999 196993 11598 LLNL10000 668036 32460 KNSTD 1995 20500 1300 11200 800 24492 2099 1451 13184 1224 645 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-2 Mars2000-A KM95-100 66.13861 -65.62325 516 3.5 2.7 0.999 119000 15000 LLNL10000 0 0 KNSTD 1995 12100 2900 - - 14754 2077 1867 - - - Marsella (1998) Marsella et al. (2000) boulder Mars2000-3 Mars2000-A KM95-101 66.13969 -65.62147 521 3.5 2.7 0.999 224592 10950 LLNL10000 1262355 55516 KNSTD 1995 23200 1300 21300 1400 27813 2200 1365 24951 2271 1111 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-4 Mars2000-A KM95-102 66.14042 -65.63172 501 5 2.7 1 98519 6356 LLNL10000 676793 58176 KNSTD 1995 10600 700 11700 1200 12534 1121 811 13720 1607 1187 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-5 Mars2000-A KM95-103 66.14742 -65.62425 521 1.5 2.7 0.999 90008 6202 LLNL10000 537019 30321 KNSTD 1995 9200 600 8800 700 10891 1009 753 10322 1003 586 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-6 Mars2000-A KM95-104 66.14775 -65.62494 521 1.5 2.7 0.999 95148 7851 LLNL10000 580365 41765 KNSTD 1995 9800 700 9500 800 11522 1190 953 11182 1197 809 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-7 Mars2000-B KM95-003 66.15503 -65.64033 689 2.5 2.7 0.920 712830 16829 LLNL10000 4052440 131614 KNSTD 1995 62800 2700 59000 3600 81993 5520 1976 75363 6639 2541 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-8 Mars2000-C KM95-004 66.13717 -65.56039 335 3.5 2.7 0.996 74763 17467 LLNL10000 452641 35406 KNSTD 1995 9200 2000 9000 900 11081 2685 2596 10645 1185 837 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-9 Mars2000-C KM95-115 66.13814 -65.66150 266 3 2.7 0.991 82778 7932 LLNL10000 438395 49204 KNSTD 1995 10400 1200 9400 1100 13164 1504 1266 11057 1522 1248 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-10 Mars2000-C KM95-116 66.13781 -65.66172 266 2.5 2.7 0.997 75760 8293 LLNL10000 462035 33310 KNSTD 1995 9300 1300 9900 900 11918 1501 1309 11541 1236 837 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-11 Mars2000-C KM95-117 66.13781 -65.66172 271 7 2.7 0.997 73767 9824 LLNL10000 446829 35282 KNSTD 1995 9300 1500 9900 900 12008 1767 1604 11548 1292 917 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-12 Mars2000-D KM95-005 66.13722 -65.65939 329 1 2.7 0.975 118789 9431 LLNL10000 742136 36501 KNSTD 1995 14300 1200 14400 1000 17747 1791 1415 17644 1647 875 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-13 Mars2000-D KM95-113 66.13747 -65.65928 271 4.5 2.7 0.991 86886 8133 LLNL10000 436396 25898 KNSTD 1995 10900 1300 9500 700 13934 1567 1309 11096 1097 662 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-14 Mars2000-D KM95-114 66.13747 -65.66031 271 4 2.7 0.918 89868 10352 LLNL10000 499827 33925 KNSTD 1995 11200 1500 10800 900 15498 2032 1792 13687 1429 935 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-15 Mars2000-E KM95-006 66.14300 -65.64608 500 4.5 2.7 0.992 111215 6722 LLNL10000 685906 29887 KNSTD 1995 11900 700 11700 800 14225 1232 863 13972 1262 613 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-16 Mars2000-E KM95-007 66.13789 -65.64236 493 4 2.7 0.992 82557 7985 LLNL10000 546647 24071 KNSTD 1995 9000 700 9300 600 10551 1213 1023 11137 1007 493 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-17 Mars2000-E KM95-033 66.13800 -65.64108 495 3 2.7 0.998 215600 9390 LLNL10000 1799626 140405 KNSTD 1995 22300 1300 31000 2900 27286 2072 1197 36561 4118 2904 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-17 Mars2000-E KM95-033 66.13800 -65.64108 495 3 2.7 0.998 215000 9000 LLNL10000 1470000 75000 KNSTD 1995 22400 1100 25300 1500 27210 2040 1147 29763 2826 1541 Marsella (1998) Marsella et al. (2000) boulder Mars2000-18 Mars2000-E KM95-034 66.13733 -65.64139 495 2.5 2.7 0.997 85594 11819 LLNL10000 567507 26478 KNSTD 1995 8900 1300 9500 600 10730 1627 1486 11336 1040 532 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-19 Mars2000-E KM95-035 66.12936 -65.63828 470 4 2.7 0.995 0 0 0 1126000 65000 KNSTD 1995 - - 19900 1300 - - - 23554 2320 1376 Marsella (1998) Marsella et al. (2000) boulder Mars2000-19 Mars2000-E KM95-035 66.12936 -65.63828 470 4 2.7 0.995 192877 9491 LLNL10000 1031958 49044 KNSTD 1995 19800 1400 18200 1200 25293 2006 1253 21565 1999 1036 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-20 Mars2000-E KM95-036 66.12831 -65.63761 470 5 2.7 0.995 209751 22643 LLNL10000 1223818 43468 KNSTD 1995 22800 2600 21700 1300 27765 3475 3018 25854 2254 930 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-21 Mars2000-F KM95-009 66.18394 -65.56097 665 4 2.7 0.944 145463 8168 LLNL10000 987740 43902 KNSTD 1995 13300 800 14600 1000 16618 1391 937 18030 1640 809 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-22 Mars2000-F KM95-010 66.18392 -65.54100 728 5 2.7 0.998 143819 6641 LLNL10000 881876 35861 KNSTD 1995 12500 600 12400 800 14757 1140 684 14447 1285 592 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-23 Mars2000-F KM95-011 66.18422 -65.54575 703 3 2.7 0.995 110109 6726 LLNL10000 676202 28382 KNSTD 1995 9700 600 9600 600 11388 991 698 11151 997 471 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-24 Mars2000-F KM95-012 66.26550 -65.81642 278 2 2.7 0.960 92900 6895 LLNL10000 587893 32070 KNSTD 1995 11800 900 12100 900 14950 1447 1114 15039 1447 826 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-25 Mars2000-F KM95-013 66.26550 -65.81642 278 2 2.7 0.990 89277 14776 LLNL10000 436689 28027 KNSTD 1995 11300 1800 9000 700 13927 2468 2313 10797 1100 697 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-26 Mars2000-F KM95-014 66.26550 -65.81642 278 2 2.7 0.979 102118 15000 LLNL10000 646570 31988 KNSTD 1995 13000 1900 13200 1000 16121 2578 2377 16229 1517 809 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-27 Mars2000-F KM95-015 66.26550 -65.81642 278 5 2.7 0.990 61427 9337 LLNL10000 449561 35911 KNSTD 1995 8000 1200 9500 900 9797 1611 1493 11423 1286 918 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-28 Mars2000-G KM95-016 66.29597 -65.81053 928 1.5 2.7 0.996 1786546 41066 LLNL10000 8333053 188491 KNSTD 1995 128700 5500 100100 5700 153065 10455 3656 115947 10023 2778 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) cobble Mars2000-29 Mars2000-G KM95-017 66.29600 -65.81031 928 11 2.7 0.996 422188 12611 LLNL10000 2283426 85043 KNSTD 1995 32300 1400 28600 1800 38154 2636 1151 33120 2923 1254 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-30 Mars2000-H KM95-018 66.28872 -65.80200 723 2 2.7 0.996 163201 6674 LLNL10000 959074 39862 KNSTD 1995 13900 700 13200 900 16435 1220 675 15419 1379 646 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-31 Mars2000-I KM95-019 66.26714 -65.77319 524 5 2.7 0.991 211891 7031 LLNL10000 1381365 52753 KNSTD 1995 22000 1000 23500 1500 26719 1881 893 27851 2463 1078 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-32 Mars2000-I KM95-020 66.26714 -65.77319 524 2.5 2.7 0.991 101380 6016 LLNL10000 765811 33385 KNSTD 1995 10400 600 12600 800 12455 1068 741 15006 1356 659 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-33 Mars2000-J KM95-021 66.26519 -65.78353 559 5 2.7 0.996 103584 7114 LLNL10000 753636 42710 KNSTD 1995 10600 700 12300 900 12511 1158 862 14519 1415 829 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-34 Mars2000-K KM95-024 66.20911 -65.69406 455 4 2.7 0.997 355517 11145 LLNL10000 2184975 84442 KNSTD 1995 39200 1800 39500 2500 47492 3321 1507 46827 4189 1852 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-35 Mars2000-K KM95-025 66.20517 -65.70008 445 7 2.7 0.994 79861 5671 LLNL10000 557617 31824 KNSTD 1995 9200 600 10200 800 10973 1034 781 12202 1191 701 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-36 Mars2000-L KM95-028 66.16689 -65.80914 375 4 2.7 0.999 75173 4917 LLNL10000 497526 25926 KNSTD 1995 9000 600 9400 700 10717 965 703 11287 1069 591 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-37 Mars2000-L KM95-029 66.16911 -65.80183 380 3 2.7 0.999 118761 7873 LLNL10000 783189 43392 KNSTD 1995 14100 900 14800 1100 16756 1522 1115 17598 1704 983 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-38 Mars2000-M KM95-030 66.21656 -65.80122 250 4.5 2.7 0.980 122665 27325 LLNL10000 412889 56473 KNSTD 1995 16000 3700 9100 1300 20355 4728 4557 10837 1718 1490 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-39 Mars2000-O KM95-039 66.11556 -65.64053 425 4 2.7 1 195460 8769 LLNL10000 1343923 52927 KNSTD 1995 22200 1100 24900 1600 26660 2045 1204 29301 2609 1171 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-40 Mars2000-O KM95-040 66.11556 -65.64053 425 1 2.7 1 223985 10301 LLNL10000 1438043 69243 KNSTD 1995 24900 1300 26000 1800 29781 2306 1380 30558 2855 1494 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-41 Mars2000-N KM95-105 66.13083 -65.69603 431 5 2.7 0.998 82932 6686 LLNL10000 526629 30822 KNSTD 1995 9600 700 9600 800 11311 1151 914 11429 1125 673 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-42 Mars2000-O KM95-138 65.98044 -65.75608 93 0.5 2.7 0.999 91520 7506 LLNL10000 421890 23481 KNSTD 1995 13900 1200 10400 800 16822 1732 1385 12278 1188 687 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-43 Mars2000-O KM95-139 65.98103 -65.74944 103 2 2.7 0.999 66407 9583 LLNL10000 381534 42162 KNSTD 1995 9300 1800 9700 1100 12226 1924 1770 11126 1516 1236 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-44 Mars2000-O KM95-140 65.98186 -65.74919 103 2 2.7 0.999 70575 19957 LLNL10000 402525 22381 KNSTD 1995 10500 3100 10000 700 12996 3773 3687 11748 1136 657 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) bedrock Mars2000-45 Mars2000-O KM95-141 65.98186 -65.74919 103 1 2.7 0.999 68589 5318 LLNL10000 425410 23540 KNSTD 1995 10500 700 10500 800 12518 1243 974 12311 1189 685 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-46 Mars2000-O KM95-142 65.97617 -65.74653 63 3 2.7 0.999 68968 13009 LLNL10000 352135 36682 KNSTD 1995 9900 2600 9500 1000 13344 2657 2525 10776 1413 1129 Marsella (1998), Corbett et al. (2016a) Marsella et al. (2000) boulder Mars2000-47 Mars2000-O KM95-143 65.97264 -65.75333 63 0.5 2.7 0.999 89074 13208 LLNL10000 489675 40670 KNSTD 1995 13300 2300 12800 1200 16878 2721 2513 14707 1692 1230 Marsella (1998), Corbett et al. (2016a) Reference: Marsella KA, Bierman PR, Davis PT, Caffee MW, 2000. Cosmogenic 10Be and 26Al ages for the last glacial maximum, eastern Baffin Island, arctic Canada. Geological Society of America Bulletin 112, 1296-1312. Data comments: Latitudes, longitudes, and sample thickness derived from Marsella (1998) Appendix B. Sample density assumed to be 2.7 g/cm3 based on Corbett et al. (2016a). Topographic shielding factors calculated from sample dip angles reported in Marsella (1998) Appendix B plus from Jonathan de Ferranti's 3" dem based on Codilean (2006) and Li (2013). 10Be and 26Al concentrations and standards derived from Corbett et al. (2016a). For samples not included in Corbett et al. (2016a), 10Be and 26Al concentrations derived from Marsella (1998) Appendix B (10Be standard assumed to be LLNL10000 and 26Al standard assumed to be KNSTD based on Corbett et al. 2016a). Group ID based on sample location and geomorphology. expage.github.io - data from expage-202306