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. 2024 Feb 26;121(11):e2211711120. doi: 10.1073/pnas.2211711120

Table 1.

Summary of proxy data for sediment Facies 1 to 5

graphic file with name pnas.2211711120unfig01.jpg graphic file with name pnas.2211711120unfig02.jpg graphic file with name pnas.2211711120unfig03.jpg graphic file with name pnas.2211711120unfig05.jpg graphic file with name pnas.2211711120unfig06.jpg graphic file with name pnas.2211711120unfig04.jpg
Laminated clayey silt with sandy lenses and isolated gravel Mottled to weakly laminated clayey silt Laminated sandy mud Massive diamicton Stratified diamicton with Facies 1,3 interbeds
Microfossils foraminifera, diatoms foraminifera, diatoms foraminifera none foraminifera
Mean [μm] 7–11 6–8 17–48 11–45 10–21
Clay [%] 22–28 23–32 12–22 14–27 18–26
Silt [%] 72–77 68–75 18–68 66–75 65–76
Sand [%] 0–7 0–3 9–42 3–38 1–16
Pebbles [per 5 cm depth] 0–15 0–5 none 14–66 16–60
Roughness [x 1−3] 6.6–7.5 5.7–7.7 6.9–7.4 6.8–7.6 6.5–7.8
WC [wt. %] >30 >35 26–37 10–25 18–27
SS [kPa] ≤2 ≤3 0 ≤24.5 ≤2
MS [10−5 SI] 100–200 100–150 100–250 50–800 125–500
CT Num. [HU] 700–950 800–900 ≥ 1,000 1,000–1,450 900–1,200
Setting(s) Open marine to distal sub-ice shelf Bioturbated open marine to distal sub-ice shelf Open marine to distal sub-ice shelf (higher energy/closer source) Ice proximal Proximal to pinned ice shelf

Example CT scan images shown in color; CT number values are indicated with color bar. Abbreviations: water content (WC), shear strength (SS), and magnetic susceptibility (MS).