Initial Reports Volume 187
Chapter 7, Table T3. Glass and whole-rock major and trace element compositions of basalts, Hole 1156A.

Note: LOI = loss on ignition.

	Hole 1156A 																	
Core, section:	2R-1	2R-1	2R-1	2R-1	2R-3	2R-3	2R-3	2R-3	2R-3	2R-3	2R-3	3R-1	3R-1	3R-1	3R-2	3R-2	3R-2	3R-2
Interval (cm):	 8-12	 8-12	 8-12	 8-12	129-133	129-133	129-133	129-133	133-138	133-138	133-138	102-109	102-109	102-109	73-77	73-77	73-77	73-77
Depth (mbsf):	118.28	118.28	118.28	118.28	122.35	122.35	122.35	122.35	122.39	122.39	122.39	125.62	125.62	125.62	126.83	126.83	126.83	126.83
Piece:	2	2	2	2	17	17	17	17	17	17	17	15	15	15	8	8	8	8
Unit:	1	1	1	1	1	1	1	1	1	1	1	2	2	2	2	2	2	2
Analysis:	XRF	XRF	ICP	ICP	XRF	XRF	ICP	ICP	ICP	ICP	ICP	ICP	ICP	ICP	XRF	XRF	ICP	ICP
Rock type:	Moderately plagioclase-olivine phyric basalt 				Moderately plagioclase-olivine phyric basalt 				Glass	Glass	Glass	Glass	Glass	Glass	Moderately plagioclase-olivine phyric basalt 			

Major element (wt%)																		
SiO2	49.16	47.89	49.71	49.58	49.58	49.21	51.08	52.18	50.33	50.96	52.38	49.58	50.34	51.20	47.96	48.03	50.42	50.52
TiO2	1.25	1.17	1.20	1.20	1.46	1.31	1.36	1.36	1.36	1.37	1.36	1.34	1.37	1.37	1.28	1.30	1.30	1.33
Al2O3	16.43	16.12	16.33	15.96	16.46	15.95	16.00	16.21	16.35	16.28	16.01	16.15	16.09	15.88	16.80	16.80	17.07	17.32
Fe2O3	9.00	8.82	8.98	8.82	9.16	9.18	9.18	9.34	9.38	9.49	9.60	9.37	9.45	9.54	9.15	9.13	9.42	9.38
MnO	0.15	0.13	0.15	0.15	0.17	0.15	0.16	0.16	0.16	0.16	0.16	0.15	0.16	0.16	0.15	0.15	0.16	0.16
MgO	7.58	7.32	7.54	7.66	7.60	7.53	8.43	8.38	8.14	8.26	8.28	8.14	8.29	8.32	6.37	6.33	6.68	6.60
CaO	11.83	11.66	11.81	11.81	11.42	11.45	11.50	11.51	11.50	11.48	11.79	11.48	11.43	11.72	11.79	11.72	12.10	12.12
Na2O	2.69	2.61	2.66	2.57	2.41	2.66	2.68	2.68	2.75	2.75	2.81	2.43	2.74	2.8	2.63	2.71	2.69	2.66
K2O	0.34	0.32	0.29	0.31	0.41	0.38	0.10	0.10	0.12	0.11	0.11	0.11	0.11	0.10	0.20	0.20	0.17	0.17
P2O5	0.12	0.12	0.14	0.14	0.12	0.12	0.16	0.15	0.15	0.15	0.14	0.15	0.14	0.14	0.13	0.13	0.16	0.14

LOI	1.19	1.19			0.97	0.97									0.86	0.86		
CO2																		
H2O																		
Total:	99.74	97.35	98.82	98.19	99.76	98.91	100.66	102.06	100.23	101.01	102.65	98.90	100.11	101.22	97.32	97.36	100.16	100.39

Trace element (ppm)																		
Nb	6				6										6			
Zr	91		86	85	96		99	99	96	94	94	96	95	97	96		92	91
Y	28		28	27	30		32	32	32	31	32	34	34	35	30		30	31
Sr	143		140	139	143		124	123	136	135	137	135	136	137	151		149	152
Rb	7				8										1			
Zn	70				74										80			
Cu	63				64										62			
Ni	167		144	145	137		125	131	115	116	120	129	132	131	127		112	111
Cr	392		334	342	386		352	360	365	365	382	322	335	347	386		346	327
V	244				250										263			
Ce	25				25										30			
Ba			7	7			11	11	10	11	11	8	8	8			12	12
Sc			32	31			34	35	36	36	37	36	36	36			34	36

	Hole 1156B																	
Core, section:	2R-1	2R-1	2R-1	2R-1	4R-1	4R-1	4R-1	5R-1	5R-1	5R-1	5R-1							
Interval (cm):	62-65	62-65	62-65	62-65	102-107	102-107	102-107	75-79	75-79	75-79	75-79
Depth (mbsf):	182.22	182.22	182.22	182.22	197.82	197.82	197.82	206.65	206.65	206.65	206.65
Piece:	9	9	9	9	20	20	20	7	7	7	7
Unit:	1	1	1	1	1	1	1	1	1	1	1
Analysis:	XRF	XRF	ICP	ICP	ICP	ICP	ICP	XRF	XRF	ICP	ICP
Rock type:	Moderately plagioclase-olivine phyric basalt 				Moderately plagioclase-olivine phyric basalt 			Moderately plagioclase-olivine phyric basalt 			

Major element (wt%)											
SiO2	48.17	47.98	48.75	50.13	50.72	51.90	51.72	48.91	48.47	49.56	50.30
TiO2	1.17	1.17	1.14	1.15	1.44	1.46	1.43	1.25	1.19	1.30	1.30
Al2O3	17.65	17.61	17.54	17.19	15.99	15.83	15.70	15.82	15.57	16.22	16.38
Fe2O3	8.35	8.28	8.38	8.25	9.74	9.92	9.80	8.48	8.32	8.37	8.57
MnO	0.13	0.13	0.13	0.13	0.16	0.17	0.17	0.13	0.12	0.14	0.15
MgO	7.24	7.16	7.35	7.39	8.39	8.30	8.29	7.62	7.49	7.65	7.75
CaO	11.99	11.95	12.21	12.17	11.50	11.68	11.68	11.56	11.55	11.61	11.67
Na2O	2.50	2.51	2.39	2.38	2.69	2.79	2.68	2.72	2.67	2.66	2.76
K2O	0.22	0.22	0.19	0.19	0.13	0.12	0.12	0.16	0.15	0.16	0.17
P2O5	0.12	0.12	0.14	0.14	0.16	0.16	0.16	0.13	0.13	0.13	0.14

LOI	0.44	0.44									
CO2											
H2O											
Total:	97.98	97.57	98.22	99.14	100.91	102.31	101.74	96.78	95.66	97.81	99.19

Trace element (ppm)											
Nb	6							6			
Zr	90		85	83	99	100	99	100		91	94
Y	27		26	26	32	32	33	30		29	30
Sr	140		138	139	134	133	135	142		136	139
Rb	3							2			
Zn	66							72			
Cu	61							65			
Ni	150		127	128	108	114	111	168		142	142
Cr	421		356	357	336	355	356	436		346	356
V	241							254			
Ce	28							31			
Ba			9	9	9	9	8			10	10
Sc			30	30	38	38	38			35	36