Kutos Omnain omnain.kutos@gmail.com 0000-0003-2681-9455 Rochon André rochona@agc.bio.ns.ca Montero-Serrano Jean-Carlos Jeancarlos_Monteroserrano@uqar.ca 0000-0001-7896-6284 2026 Bulk and clay mineralogy, elemental geochemistry and dinocyst assemblages of sediment core and composite sequence AMD0214-03 the Mackenzie Slope (Beaufort Sea, Canadian Arctic) dataset publication series https://doi.org/10.1594/PANGAEA.908830 2026-01-27T06:05:31 Bulk and clay mineralogy and elemental geochemistry, together with dinocyst assemblages, were investigated in order to reconstruct detrital inputs and to estimate sea-surface conditions related to late Holocene ocean-climate variability over the last 2000 years. A box core (BC) (AMD0214-03BC) and a trigger weight core (TWC) and piston core (PC) (AMD0214-03PC) were recovered from the Mackenzie Slope (Beaufort Sea, Canadian Arctic) and combined into a composite sequence (AMD0214-03CS). Kutos Omnain omnain.kutos@gmail.com 0000-0003-2681-9455 Rochon André rochona@agc.bio.ns.ca Montero-Serrano Jean-Carlos Jeancarlos_Monteroserrano@uqar.ca 0000-0001-7896-6284 2021 Evolution of palaeo-sea-surface conditions and sediment dynamics over the last 2700 years on the Mackenzie Slope, Beaufort Sea (Canadian Arctic) journal article Boreas https://doi.org/10.1111/bor.12513 -137.794 -137.54 70.55 70.565 -137.667 70.55749999999998 vertical profile 5 CC-BY-4.0 Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/ Core | Piston core of AMD0214-03 | Inclination | Incl | Declination | Decl | Magnetic susceptibility, low-field | KLF | Color, a* | a* | Depth in composite sequence AMD0214-03PC | Depth, composite | Depth comp | Age | Sedimentation rate | SR | Dinoflagellate assemblage zone | Dinoflagellate zone | Dinofl zone | Heterotrophic dinoflagellate taxa | Dinoflagellates, heterotrophic | HDINO | Autotrophic dinoflagellate taxa | Dinoflagellates, autotrophic | ADINO | Dinoflagellate cysts | Dinofl cyst | Foraminiferal organic linings per volume | FOL | Palynomoprha, pre-quaternary | Palyn pq | Tintinnid | Tint | Zygnema | Zyg | Pediastrum | Halodinium | Dinoflagellate total, flux | total dinoflagellates flux | Foraminiferal organic linings, flux | FOL flux | Palynomoprha, pre-quaternary, flux | Palyn pq flux | Tintinnid, flux | Tint flux | Zygnema, flux | Zyg flux | Pediastrum, flux | Pediastrum flux | Halodinium, flux | Halodinium flux | Pollen, flux | Flux pollen | Spores, flux | Spores flux | Impagidinium pallidum | I. pallidum | Pentapharsodinium dalei cyst | P. dalei cyst | Islandinium minutum var. cezare | I. minutum var. cezare | Protoperidinium americanum cyst | P. americanum cyst | Operculodinium centrocarpum s.l. | Operculodinium centrocarpum | O. centrocarpum | Spiniferites elongatus including frigidus | Spiniferites elongatus | S. elongatus | Islandinium minutum s.l. | Islandinium minutum | I. minutum | Brigantedinium spp. | Polykros spp. arctic/quadratus cyst | Polykrikos arctic cyst | P. arctic cyst | Impagidinium pallidum abundance of total abundance | Pentapharsodinium dalei cyst abundance of total abundance | Protoperidinium americanum cyst abundance of total abundance | Operculodinium centrocarpum s.l. abundance of total abundance | Spiniferites elongatus including frigidus abundance of total abundance | Spiny brown cyst (Islandinium minutum + I. minutum? cezare + I. brevispinosum + Echinidinium karaense + Echinidinium spp.) abundance of total abundance | Dinoflagellate cyst, spiny brown | Dinofl cyst spiny brown | Brigantedinium spp. flux of total flux | Polykros spp. arctic/quadratus flux of total flux | Polykrikos spp. | Depth in the sediment core AMD0214-03PC or AMD0214-03BC | Depth, reference | Depth ref | Depth in the composite sequence AMD0214-03CS | Grain size, mean | Grain size mean | Size fraction > 0.063 mm, sand | >63 µm | Size fraction 0.063-0.002 mm, silt, mud | 63-2 µm | Size fraction < 0.002 mm, clay | <2 µm | Quartz | Qz | Kalifeldspar | Kfs | Plagioclase | Pl | Dolomite | Dol | Pyroxene | Pyrox | Amphibole | Amp | Iron oxide | Fe oxide | Kaolinite | Kln | Chlorite | Chl | Illite | Ill | Biotite and Chlorite | Bt+Chl | Smectite | Sme | Muscovite | Ms | Vermiculite | Vrm | Silica, amorphous | ASi | Total clay minerals | Clay minerals | Clay min | Clay fraction | Loss on ignition | LOI | Magnesium | Mg | Aluminium | Al | Silicon | Si | Phosphorus | P | Potassium | K | Calcium | Ca | Titanium | Ti | Manganese | Mn | Iron | Fe | Silicon/Aluminium ratio | Si/Al | Calcium/Aluminium ratio | Ca/Al | Aluminium/Calcium ratio | Al/Ca | Iron/Aluminium ratio | Fe/Al | Manganese/Aluminium ratio | Mn/Al | Arsenic/Aluminium ratio | As/Al | Vanadium | V | Chromium | Cr | Copper | Cu | Zinc | Zn | Strontium | Sr | Zirconium | Zr | Arsenic | As | Bulk fraction | Aluminium oxide | Al2O3 | Silicon dioxide | SiO2 | Calcium oxide | CaO | Manganese enrichment factor | Mn EF | Vanadium enrichment factor | V EF | Zinc enrichment factor | Zn EF | Iron enrichment factor | Fe EF | Chromide enrichment factor | Cr EF | Total Dinoflagellate cysts | Dinoflagellate cyst | Total Lycopodium clavatum marker grains | Lycopodium clavatum markers counted | L. clavatum markers counted | Sediment volume | Sample volume | Samp vol | Achmosphaera sp. | cf. Biecheleria | Bitectatodinium tepikiense | B. tepikiense | Impagidinium japonicum | I. japonicum | cf. Impagidinium spp. | Impagidinium spp. | Nematosphaeropsis labyrinthus | N. labyrinthus | Operculodinium centrocarpum short processes | Operculodinium centrocarpum arctic | Polysphaeridium zoharyi | P. zoharyi | Pyxidinopsis reticulata | P. reticulata | Pyxidinopsis psilata cf. | Pyxidinopsis psilata | P. psilata | Spiniferites ramosus | S. ramosus | Spiniferites frigidus | S. frigidus | Spiniferites mirabilis | S. mirabilis | Spiniferites sp. | Polarella glacialis cf. | Polarella glacialis | P. glacialis | Tectatodinium pellitum | T. pellitum | Islandinium minutum brevispinosum | I. minutum brevispinosum | Echinidinium karaense | E. karaense | Echinidinium spp. | Brigantedinium cariacoense | B. cariacoense | Brigantedinium simplex | B. simplex | Dubridinium caperatum cyst | D. caperatum cyst | Cryptophyceae cf. | Cryptophyceae | Selenopemphix nephroides | S. nephroides | Selenopemphix quanta | S. quanta | Quinquecuspis concreta cf. | Quinquecuspis concreta | Q. concreta | Polykrikos quadratus cyst | P. quadratus cyst | Depth in composite sequence AMD0214-03CS | Median sedimentation rate citable bulk and clay mineralogy Canadian Beaufort Sea Dinoflagellate cysts elemental geochemistry Late Holocene Mackenzie Slope param107999 param108799 param112132 param120643 param122922 param124371 param137615 param140411 param145428 param145429 param150936 param1555 param155644 param155645 param157 param158 param1597 param1679 param169590 param170137 param173389 param174827 param174828 param174829 param174830 param174832 param174835 param174836 param174839 param174840 param174841 param174842 param174843 param174849 param174850 param174851 param174852 param174853 param174855 param174856 param174857 param174858 param174859 param174861 param174862 param174864 param174865 param174866 param174867 param174868 param174869 param174870 param174871 param174872 param174873 param18602 param190922 param191518 param191519 param2 param2062 param20766 param20874 param2194 param2208 param23961 param24024 param25665 param26647 param26831 param26929 param276 param2766 param280 param282 param284 param2936 param295 param296 param297 param298 param365 param48492 param4915 param4939 param5194 param52647 param52648 param52654 param5548 param6040 param6041 param6051 param6053 param6054 param6059 param6062 param6065 param6246 param6249 param632 param675 param677 param680 param6871 param6874 param6888 param6891 param6897 param6898 param6902 param7 param702 param704 param7072 param708 param7090 param7099 param74 param75 param76 param77 param78 param79 param80 param81 param8112 param817 param86 param86368 param87 param87506 param8905 param90 param90437 param90445 param99142 pi72293 author21926 author40106 author72293 geocode1600 geocode1601 journal2493 license21 ref107635 term393 term47155 term51530 term51531 term51532 term820 topotype3