Table T2. XRD data for soft sediments and sedimentary rocks from bulk powder mounts, Site 1201.
 
Core, section, interval (cm) Depth
(mbsf)		 Lithology Mineral
Quartz
Plagioclase
Expandable clay minerals
Illite
Well-crystallized smectite
Calcite
Phillipsite
Clinoptilolite/Heulandite
Analcime/Wairakite
Erionite
Chabazite
Gypsum
195-1201A-













1H-1, 0-1 0.00 Red silty clay A C C C







1H-1, 9-10 0.09 Red silty clay P A C C







1H-1, 18-19 0.18 Red silty clay D A C C







1H-1, 31-32 0.31 Red silty clay A A C P

P




1H-1, 66-67 0.66 Red silty clay C A C C

P




1H-1, 81-82 0.81 Red silty clay C A C C

P




1H-1, 105-106 1.05 Red silty clay D A C C

P




195-1201B-













1H-1, 5-6 0.05 Red silty clay C C C C

P




1H-1, 74-75 0.74 Red silty clay D P C P

P




1H-2, 74-75 2.24 Red silty clay A A C P

P




1H-3, 74-75 3.74 Red silty clay A A P P

P




1H-4, 74-75 5.24 Red silty clay A A A P

P




1H-5, 74-75 6.74 Red silty clay A D A


P




2H-1, 74-75 7.94 Red silty clay A A A


P




2H-2, 74-75 9.44 Red silty clay A A A


P




2H-3, 74-75 10.94 Red silty clay A A A


P




2H-4, 74-75 12.44 Red silty clay A A A


P




2H-5, 74-75 13.94 Red silty clay A A A


C




2H-6, 74-75 15.44 Red silty clay A A A


C




2H-7, 74-75 16.94 Red silty clay C D A


P




3H-1, 74-75 17.44 Red silty clay C D A


C




3H-2, 74-75 18.94 Red silty clay A A A


C




3H-3, 74-75 20.44 Red silty clay A A A








3H-4, 20-21 21.40 Red silty clay C A C


D




3H-4, 74-75 21.94 Concretion C A A


C




3H-5, 74-75 23.44 Brown silty clay A P A


C




3H-5, 121-122 23.91 Brown silty clay P P A


C




3H-6, 41-42 24.61 Brown silty clay C A C


A




3H-6, 56-57 24.76 Brown silty clay C D A


C




3H-7, 8-9 25.78 Chert C D A








3H-7, 50-51 26.20 Brown silty clay C A A


C




4H-1, 74-75 26.94 Dark brown silty clay C A A


C




4H-2, 48-49 28.18 Dark brown silty clay C A C


C




4H-3, 74-75 29.94 Dark brown silty clay P P P

D P




4H-4, 41-42 31.11 Dark brown silty clay A A C


C




4H-5, 74-75 32.94 Dark brown silty clay P A C


P




4H-5, 117-118 33.37 White silty clay layer

A


D




4H-6, 41-42 34.11 Very dark brown silty clay P A C


A




4H-7, 41-42 35.61 Very dark brown silty clay A A C


A




5H-1, 74-75 36.44 Dark brown silty clay C A A


P




5H-2, 21-22 37.41 Brown silty clay C A A


A




5H-3, 14-15 38.84 Brown silty clay C A A


A




5H-3, 74-75 39.44 Brown silty clay C A A


A




5H-4, 45-46 40.65 Chert P A A


C




5H-4, 49-50 40.69 Tan silty clay P P A


A




5H-4, 69-70 40.89 Tan silty clay P A C


A




5H-5, 74-75 42.44 Tan silty clay C A C


P




5H-6, 29-30 43.49 Tan silty clay C A C


A




6H-1, 74-75 45.94 Tan silty clay C D C


A




7X-1, 74-75 47.44 Tan silty clay C D C


A




7X-2, 74-76 48.94 Tan silty clay C A C


A




7X-3, 20-22 49.90 Tan laminated silty sand C D C


A




7X-3, 74-75 50.44 Tan silty sand C D C


C




8X-1, 40-42 52.30 Tan grit C D C


C




8X-2, 80-82 54.20 Dark siltstone C D C


C




8X-4, 59-61 56.99 Dark siltstone C D C


C




8X-6, 4-6 58.94 Laminated sand C D C








10X-1, 30-32 71.40 Dark siltstone C D C


C




10X-1, 88-90 71.98 Calcareous mudstone C D P


C




10X-CC, 19-20 72.79 Dark sandstone C D P


P




195-1201D-













1R-1, 81-82 81.21 Sandstone C D C


P




1R-4, 83-84 85.53 Siltstone C D P


C




5R-7, 44-45 127.33 Sandy mudstone C A A


C




6R-4, 70-71 133.34 Sandstone

A


D




6R-6, 49-50 135.39 Siltstone P D A


C




8R-1, 76-77 148.36 Siltstone P A A


C




8R-3, 68-70 150.99 Sandstone
D C








8R-3, 83-84 151.14 Sandstone
A A


A




12R-1, 16-17 186.26 Dark coarse sandstone

A


A C



12R-4, 101-102 190.86 Dark siltstone P C C


P




14R-5, 18-19 211.20 Dark silt clast P D A








17R-3, 100-101 237.71 Dark siltstone
D P
C

P
P

19R-6, 50-51 261.16 Dark sandy siltstone P A

C
C P A


22R-2, 103-104 284.74 Green siltstone P A





D


26R-4, 105-106 325.77 Dark sandstone P A

A
C P C


26R-5, 111-112 327.33 Dark siltstone P P

C
P P A


28R-CC, 0-2 347.97 Dark sandstone
A

C

D



29R-2, 101-102 351.60 Green siltstone






D


C
30R-3, 120-122 363.30 Dark sandstone
A

C

A A


30R-6, 147-148 368.07 Green concretion






P



30R-7, 55-56 368.65 Dark siltstone P C

C
P C C


31R-4, 99-100 374.09 Green sandstone
A

P

D C P

31R-6, 77-79 376.87 Altered green sandstone
A

A

P A


33R-4, 29-30 392.37 Zeolite concretion






D
P

35R-5, 128-129 413.20 Dark siltstone P P

P

P A


35R-7, 56-59 414.81 Altered green sandstone P P

C

P A C A P
36R-2, 15-18 418.13 Silty sandstone
A

P

C P C C P
37R-3, 72-73 429.79 Dark siltstone
A

C

P
C A P
38R-1, 29-32 436.29 Sandstone with white veins
C

P

P P
C A
42R-5, 23-25 480.73 Dark sandstone
A C
A


C
A
42R-7, 70-71 484.12 Dark siltstone
A

A

C A


43R-2, 50-52 485.99 Red siltstone
D

A

C



43R-4, 36-38 488.52 Red fine sandstone
A

C

C P
C
43R-CC, 0-1 490.59 Red sandstone
A C
C

A



44R-3, 1-2 496.71 Green siltstone
A C
A

P P
A
44R-7, 0-1 502.70 Red mudstone C A C
P

C P
C
45R-4, 20-21 507.56 Reddish brown claystone A A

A






45R-5, 63-64 509.49 Sand stringer
P D
C






45R-5, 90-91 509.76 Dark brown claystone C P A
C






Notes: Clay mineralogy was verified by XRD results from textured clay mounts. Semiquantitative estimation of mineral abundance is based on major XRD peak intensities displayed by the various minerals: D = dominant (50%-100%), A = abundant (20%-50%), C = common (5%-20%), P = present (1%-5%).