Table T7. Clay mineral composition of samples with high mud matrix.

Core, section, interval (cm)	Depth (mbsf)	XRD identification: major (minor) constituents
180-1108B-
27R-5, 66-70	251.56	Sap, Qtz (Pl, Am, Srp, WM)
44R-1, 128-131	409.48	Sap (Chl)
180-1109C-
12X-4, 115-118	108.05	Tlc (Sap, Chl, Bt, Am, Srp)
18X-1, 67-69	160.77	Tlc Sap, Srp, (WM, Chl)
22X-2, 73-76	200.03	Sap (Ca-Am, Chl, Srp, Tlc, Ill)
35X-5, 78-81	330.68	Ill (Sap, Srp, Tlc, Chl)
180-1109D-
9R-5, 24-26	431.76	Sap (Ca-Am, Ill, Srp)
18R-4, 50-54	517.02	Sap (Srp, Ill)
36R-6, 51-54	684.41	Sap (Chl)
39R-2, 135-139	707.96	Sap
43R-2, 0-3	744.92	Sap
43R-3, 65-69	746.46	Sap
43R-3, 69-71	746.50	Sap (Pl, Na-Am)
180-1115C-
9R-2, 80-83	361.89	Sap (Na-Am, Pl, WM)
12R-6, 59-61	396.49	Sap (Am, Ill)
29R-3, 10-13	554.39	Sap
34R-2, 124-126	602.52	Sap
42R-1, 26-28	677.36	Sap (Chl)
48R-3, 81-83	738.46	Sap (Chl)
53R-3, 118-120	787.22	Sap
180-1116A-
5R-1, 18-20	33.98	Sap (Chl)
16R-3, 6-8	132.22	Sap (Srp, Pl, Chl)
180-1118A-
33R-2, 66-70	514.03	Sap (Chl, Tlc, Chl)
41R-3, 130-132	593.22	Sap (Chl)
58R-5, 18-20	758.49	Sap (Chl, WM)

Notes: Am = amphibole, Bt = biotite, Ca-An = calcium amphibole, Chl = chlorite, Ill = illite, Na-Am = sodium amphibole, Pl = plagioclase, Qtz = quartz, Sap = saponite, Srp = serpentine, Tlc = talc, WM = white mica.