Table T4. Concentrations of quantified biomarker lipids and compound indices.
Core,
section,
interval (cm) |
C25-C33
n-alkanes |
CPIalk27-31
|
ACL25-33
|
C20-C30
fatty acids |
C20-C30
n-alcohols |
C37
alkenones
|
Uk´37
|
Temperature
(°C) |
Taraxerol
|
Loliolide
|
Dinosterol
|
Cholesterol
|
C30 diol
|
Biphytanediols
|
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
175-1076A- | ||||||||||||||
4H-2, 75-77 | 64 | 6.0 | 29.5 | 29 | 59 | 90 | 0.79 | 22.5 | 6.0 | 0.7 | 18 | 5.4 | 34 |
ND
|
7H-2, 75-77 | 230 | 3.8 | 29.6 | 40 | 81 | 230 | 0.93 | 26.9 | 230 | 3.6 | 8.0 | 9.7 | 270 |
ND
|
15H-2, 75-77 | 1100 | 10.4 | 29.6 | 550 | 1100 | 1300 | 0.73 | 20.8 | 1400 | 25 | 550 | 25 | 740 |
ND
|
175-1077A- | ||||||||||||||
9H-2, 75-77 | 280 | 7.0 | 29.7 | 330 | 720 | 350 | 0.86 | 24.6 | 120 | 0.4 | 96 | 130 | 260 | 43 |
13H-2, 75-77 | 300 | 4.2 | 29.6 | 960 | 780 | 230 | 0.89 | 25.7 | 380 | 0.6 | 160 | 67 | 220 | 69 |
175-1079A- | ||||||||||||||
2H-4, 46-49 | 210 | 7.4 | 29.9 | 47 | 94 | 490 | 0.78 | 22.2 | 12 | 39 | 19 | 6.8 | 29 |
ND
|
13H-4, 46-49 | 150 | 6.0 | 30.4 | 150 | 310 | 370 | 0.85 | 24.4 | 99 | 7.5 | 170 | 180 | 190 |
ND
|
175-1082A- | ||||||||||||||
6H-1, 105-108 | 90 | 8.4 | 31.0 | 39 | 78 | 960 | 0.58 | 16.4 |
ND
|
15 | 89 | 210 | 60 | 380 |
53X-3, 27-30 | 18 | 5.6 | 30.3 | 7.5 | 15 | 80 | 0.95 | 27.4 |
ND
|
ND | 7.9 | 10 | 5.2 |
ND
|
175-1084A- |
|
|||||||||||||
12H-6, 140-143 | 210 | 3.1 | 30.4 | 170 | 350 | 1400 | 0.55 | 15.4 |
ND
|
63 | 450 | 1100 | 150 | 500 |
25X-3, 20-23 | 44 |
NA
|
NA
|
180 | 360 | 850 | 0.58 | 16.1 |
ND
|
56 | 320 | 2000 | 210 | 500 |
51X-3, 20-23 | 13 |
NA
|
NA
|
68 | 140 | 180 | 0.74 | 21.2 |
ND
|
8.5 | 86 | 150 | 53 | 150 |
175-1085A- |
|
|||||||||||||
11X-3, 20-23 | 12 | 6.9 | 30.4 | 8.6 | 17 | 300 | 0.68 | 19.3 |
ND
|
0.9 | 5.6 | 5.6 | 8.7 | 27 |
50X-3, 20-23 | 13 | 5.1 | 30.2 | 9.5 | 19 | 80 | 0.84 | 24.0 |
ND
|
ND | 9.0 | 5.8 | 4.5 | 12 |
Notes: NA = not applicable because concentration was too low, ND = not detected. Lipid concentration is given in micrograms per gram of TOC.
CPI (carbon preference index) = 0.5 x (Xi + Xi+2 +..+ Xn) / (XI-1 + Xi+1 +..+ Xn-1) + 0.5 x (Xi + Xi+2 +..+ Xn) / (XI+1 + Xi+3+..+ Xn+1).
ACL (average chain length) = (i x Xi) / Xi.
Uk´37 (ketone unsaturation index) = C37:2 / (C37:2 + C37:3).
Temperature was calculated using the equation from Müller et al. (1998): Uk´37 = 0.033 T + 0.044.