Table T3. Correlation of ash layers, Site 1151.

Feature
Data sets that correlate
Hole
Core
Section
Top
interval
(cm)
Depth
(mcd)
Hole
Core
Section
Top
interval
(cm)
Depth
(mcd)
Notes
Ash Core photo, susceptibility, a* C 2 7 36 12.41 D 2 3 99 12.49 Bioturbated ash with sharp base, possibly reworked†
Ash Core photo C 4 3 95 26.55 D 3 6 85 26.95 Ash layer distinct in Hole 1151D photo; thicker and more patchy in Hole 1151C photo, reworked†, correlation uncertain
Ash Core photo, susceptibility C 4 6 137 31.53 D 4 3 90 31.56 Ash layer underlain by dark silt in Hole 1151D, ash patch in Hole 1151C
Ash Core photo, susceptibility C 5 1 142 33.73 D 4 5 24 33.90 ~7-cm-thick ash layer with double peak in susceptibility matching core above
Ash Core photo C 5 4 44 37.25 D 4 7 65 37.31 Biotite crystals common
Ash Susceptibility C 6 3 64 45.50 D 5-6


~8-cm-thick ash layer in Hole 1151C, but this layer is lost between Cores 5H and 6H in Hole 1151D; surrounding susceptibility correlates well
Ash Core photo, susceptibility C 7 1 124 53.25 D 6 6 56 53.22 Ash layer
Ash Core photo, susceptibility, a* C 7 4 80 57.31 D 7 2 17 57.28 Ash layer with sharp lower boundary and diffuse upper boundary (see Fig. F3.)
Ash Core photo, susceptibility, a* C 7 4 116 57.67 D 7 2 54 57.65 Light colored ash, part of triple peak in susceptibility (see Fig. F3).
Ash Core photo C 7 5 70 58.71 D 7 3 13 58.74 Light colored fine-grained ash layer (see Fig. F3.)
Ash Core photo, susceptibility C 8 1 19 62.40 D 7 5 70 62.31 Bioturbated ash
Ash Core photo, susceptibility, a* C 8 7 18 71.39 D 8 5 4 71.60 Bioturbated ash layer, double peaks in susceptibility, correlation uncertain
Ash Core photo, susceptibility C 8 7 40 71.61 D 8 5 20 71.76 Bioturbated ash layer, correlation uncertain
Ash Core photo C 9 1 7 72.48 D 8 5 95 72.51 Ash layer
Ash Core photo, susceptibility C 9 1 137 73.78 D 8 6 73 73.79 Bioturbated ash layer, correlation uncertain
Ash Core photo, susceptibility C 9 2 104 74.95 D 8 7 43 74.99 Thin ash layer
Ash Core photo, susceptibility C 9 3 14 75.55 D 8 CC 7 75.52 Coarse-grained, dark ash layer with sharp base†
Ash Core photo, susceptibility C 9 4 136 78.27 D 9 2 55 78.21 Light ash patches
Ash Core photo, susceptibility C 9 5 140 79.81 D 9 3 66 79.82 ~2-cm-thick ash layer in Hole 1151C, ash patch in Hole 1151D
Ash Core photo, susceptibility C 9 6 76 80.67 D 9 4 0 80.64 Bright white ash layers
Ash Core photo, susceptibility C 10 2 119 84.95 D 9 7 13 84.92 4- to 5-cm-thick ash with sharp base and irregular top correlates very well in susceptibility and photos
Ash Core photo, susceptibility C 10 4 117 87.93 D 10 1 93 87.54 Ash layer, correlation uncertain
Ash Core photo, susceptibility C 10 7 65 91.91 D 10 4 82 91.93 Fine ash layers with sharp bases and diffuse tops

Notes: † = Aoki and Sakamoto (this volume). Additional ash layers and patches are described in Table T3 of Aoki and Sakamoto (this volume). This table is also available in ASCII.