183 Initial Reports					
Chapter 5, Table T12. Major and trace element data for felsic samples from Site 1137.					

Notes: BD = below detection limit. LOI = loss on ignition at 1025degreesC for 4 hr.					

Hole:	1137A	1137A	1137A	1137A	1137A
Core, section:	33R-3	33R-5	34R-2	35R-2	41R-1
Interval (cm):	46-49	7-9	111-113	44-46	128-130
Piece:	1B	1	1D	5	6B
Unit:	5	6	6	6	9
Rock type:	Volcanic lithic	Trachyte	Rhyolite	Garnet-	Crystal-vitric
	sandstone			biotite gneiss	tuff
Depth (mbsf):	288.93	291.26	296.55	306.10	344.28

Major element	oxides (wt%):				
SiO2	65.59	64.92	73.47	73.25	57.80
TiO2	1.00	0.80	0.29	0.43	0.78
Al2O3	14.79	15.43	13.23	13.45	24.57
Fe2O3	5.85	5.88	2.36	3.70	7.82
MnO	0.05	0.06	0.03	0.05	0.07
MgO	0.86	BD	BD	BD	0.20
CaO	0.72	1.53	0.72	2.21	0.68
Na2O	2.34	3.08	2.89	1.41	1.90
K2O	7.47	6.47	6.50	4.23	4.05
P2O5	0.16	0.18	0.03	0.17	0.07
Total:	98.81	98.34	99.50	98.87	97.92
Total Alkali	9.81	9.55	9.38	5.63	5.95
LOI	0.99	0.62	0.52	0.20	6.92

Trace elements (ppm):					
Rb	157.4	145.9	211.6	188.3	52.9
Ba	465	777	153	740	102
Sr	109	219	38	106	36
Ce	178	164	214	93	373
Nb	78.9	65.2	100.7	7.7	304.7
Zr	1063	1274	582	316	1117
Y	48	36	25	36	43
V	76	12	9	21	40
Cr	66	BD	BD	BD	13
Ni	19	7	6	7	15
Cu	10	9	6	6	9
Zn	111	132	86	54	224

Normative	mineralogy:				
Q	18.4	16.8	29.2	42.9	
Or	44.0	38.3	38.3	25.0	
Ab	19.7	26.1	24.4	11.9	
An	2.5	6.4	3.3	9.8	
Cor	1.9	1.0	0.2	3.0
Wo (Di)	0.0	0.0	0.0	0.0
En (Di)	0.0	0.0	0.0	0.0
Fs (Di	0.0	0.0	0.0	0.0
En (Hy)	2.1	0.0	0.0	0.0
Fs (Hy)	5.6	6.0	2.5	3.9
Ol (Fo)	0.0	0.0	0.0	0.0
Ol (Fa)	0.0	0.0	0.0	0.0
Ilmenite	1.9	1.5	0.6	0.8
Magnetite	3.4	3.4	1.4	2.2
Apatite	0.3	0.4	0.1	0.4
Total:	99.9	99.9	99.9	99.9