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Table 11. Comparison of means of clay mineralogy data between Sites 981 and 984.


Site 981 mean
Site 984 mean
Mineral <2 µm 2-20 µm
<2 µm 2-20 µm

Total peak area

38,016

20,292


21,610

9,721

Smectite (normalized peak area)

6.99

1.16


4.94

0.69

Illite

1.98

1.16


0.30

0.34

Kaolinite + chlorite

1.39

0.62


0.39

0.18

Kaolinite

0.64

0.44


0.09

0

Chlorite

0.72

0.58


0.14

0

Quartz

2.66

2.41


0.86

0.75

Plagioclase

0

0.43


0.38

0.93

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