The ISA's Central data Repository

S_EPR

Southern East Pacific Rise

Includes: 07deg24S, 16deg43S, 17deg26S, 18deg30S, 21deg30S and 21deg50S

SAMPLE	Method	Au	Ag (1)	Ag (2)	As	Be	Bi	Cd	Co	Cr	Ga	Ge	Hg	In	Mn	Mo	Ni	Rb	Sb	Sc	Se	Sn	Sr	Te	Tl	U	V	W	Y	Zr	Cu	Fe	Zn	Pb	S	SiO₂	Ba	Ca	CO₂	Corg	H₂O	H₂O^-	H₂O⁺	Al₂O₃	MgO	TiO₂	Na₂O	K₂O	P₂O₅	Ir	Pd	Pt	Cl	F	B	Br	Cs	Hf	Li	Nb	Ta	Th	La	Ce	Pr	Nd	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb	Lu	Sample Type	Mineralogy	Description	Location 1	Location 2	Location 3	LatitudeN	LongitudeW	DecLat	DecLong	Depth	References
		ppb	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	wt.%	ppb	ppb	ppb	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm

07°24'S EPR
SO62-402G 2D/A	a15	88	62		110		0.2	385	1100	17	32	23	5.0	5.2	48	65	25		13		22	25		0.22	53	1.7		0.3			0.81	32.55	8.75	0.088	47.56	4.70	0.02	<0.001	0.11	0.11					0.02																																pyrite-sphalerite	py-sp-silica		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/B	a15	63	33		82		0.6	220	1600	12	22	33	0.1	3.4	<1	103	33		6.5		36	12		0.24	40			1.1			2.45	33.83	5.25	0.051	48.08	7.30		0.03	0.15	0.09					0.02																																pyrite-sphalerite	py-sp-cp-silica		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/C	a15	11	15		88		7.5	165	1300	26	16	51	2.6	1.5	25	66	28		5.9		58	3.8		2.60	15			1.5			6.00	33.14	4.00	0.045	48.28	6.60		0.02	0.04	0.07					0.008																																pyrite-cp	py-cp-silica-sp		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/D	a15	72	23		170		5.4	100	741	11	18	17	3.3	3.1	<1	96	28		5.5		42	8		1.50	22	<0.1		0.1			6.38	34.55	2.63	0.035	43.10	7.30	0.02	0.03	0.01	0.10					0.01																																pyrite-cp	py-cp-silica-sp		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/E	a15	72	37		185		5.8	5	1300	7	19	13	3.4	5.2	<1	109	33		4.0		95	19		1.00	20			1.6			8.75	34.75	0.24	0.019	48.55	6.70	0.04	0.02	0.11	0.06					0.02																																pyrite-cp	py-cp-silica		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/F	a15	7	30		160		3.1	31	758	20	16	18	2.0	2.7	<1	54	28		3.1		55	7		0.69	11	1.8		1.0			5.13	39.02	0.65	0.028	57.44	1.50		0.03	0.15	0.08					0.01																																pyrite-cp	py-cp		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/G	a15	37	20		195		5.4	8	791	28	8	17	0.1	2.3	<1	109	28		1.9		60	9.8		1.70	13			3.6			5.75	38.88	1.13	0.028	47.13	2.90	0.06	0.02	0.11	0.07					0.01																																pyrite-cp	py-cp		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 2D/H	a15		14		200		6.7	6	1200	16	12	23	0.1	1.3	<1	94	<1		1.9		80	4.9		2.70	13			0.9			6.50	36.56	0.50	0.029	52.44	7.90	0.06	0.02	0.04	0.09					0.01																																pyrite-cp	py-cp-silica		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 3A/A	a15	43	40		115		0.3	73	214	17	20	11	0.1	1.8	43	22	38		4.4		7	7.2		0.18	53	3.1		0.3			0.33	40.34	2.85	0.083	45.84	0.10	0.06	0.04	0.22	0.16					0.06																																pyrite	py-sp		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 3A/B	a15	63	11		110		11	7	459	17	9	2.4	4.7	3.4	<1	135	35		1.9		85	27		0.15	12	1.4		1.1			9.50	37.73	0.26	0.022	52.59	0.50	0.08	0.02	0.01	0.13					0.01																																pyrite-cp	py-cp		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 3A/C	a15	11	19		260		18	125	865	19	24	14	0.1	5.5	<1	170	28		6.1		170	39		0.23	4.7	1.6		2.8			19.63	30.86	3.20	0.063	45.37	1.90	0.02	0.02	0.22	0.06					0.01																																cp-pyrite	cp-py		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 3A/D	a15	72	12		120		20	2	485	15	14	2.2	3.0	5.1	<1	180	25		3.1		220	59		0.28	1.3	<0.1		3.5			26.50	31.46	0.11	0.005	39.13	0.40	0.03	0.02	0.15	0.08					0.02																																cp-pyrite	cp-py		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 3A/E	a15	72	5		43		12	2	274	22	11	2.7	12.4	5.0	<1	260	28		0.8		360	65		0.25	1.3			5.9			29.00	30.21	0.09	0.006	45.13	0.40	<0.001	0.03	0.18	0.07					0.02																																cp-pyrite	cp-py		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997
SO62-402G 3A/F	a15	1	2		32		6.3	2	396	16	12	3.1	8.5	5.3	<1	90	33		1.0		620	92		0.34	0.1	1.8		6.1			29.25	30.98	0.12	0.0001	44.40	0.05	<0.001	0.04	0.01	0.10					0.04																																cp-pyrite	cp-py		East Pacific Rise South			-07°24.2	107°47.4	-7.40333	-107.79	2740	Marchig et al., 1997

16°43'S EPR
SO62-307G 2C/A	a15	240	42		140		<0.05	44	449	12	7	7.8	<1	22.0	<1	1040	33		1.7		68	3.3		0.22	1.7			6.5			14.75	37.02	1.40	0.014	53.50	<0.10		0.03	0.18	0.07					0.03																																py-cp	cp-py		East Pacific Rise South			-16°43.29	113°03.97	-16.7215	-113.066	2745	Marchig et al., 1997
SO62-307G 2C/B	a15	40	2		220		0.1	5	303	18	3	4.4	<1	0.65	<1	92	35		1.2		36	1.6		0.11	1.1	3.1		0.3			0.31	42.48	0.25	0.010	45.72	<0.10	0.03	0.02	0.33	0.04					0.007																																pyrite	py		East Pacific Rise South			-16°43.29	113°03.97	-16.7215	-113.066	2745	Marchig et al., 1997
SO62-307G 2C/C	a15	75	5		640		<0.05	10	205	20	3	6.3	4.7	1.9	<1	56	38		2.4		29	0.7		0.02	4.1	0.7		0.7			0.29	43.17	0.73	0.016	59.49	<0.10	0.02	0.02	0.26	0.03					0.008																																pyrite	py		East Pacific Rise South			-16°43.29	113°03.97	-16.7215	-113.066	2745	Marchig et al., 1997
SO62-307G 2C/D	a15	50	10		330		<0.05	16	71	18	8	4.1	<1	2.0	<1	61	33		1.4		22	0.8		0.02	2.3	<0.1		0.4			0.84	42.16	0.85	0.016	60.48	<0.10	0.02	0.02	0.18	0.06					0.01																																pyrite	py		East Pacific Rise South			-16°43.29	113°03.97	-16.7215	-113.066	2745	Marchig et al., 1997
SO62-307G 2C/E	a15	72	29		18		3.2	6	1100	11	6	2.0	8.0	1.7	<1	378	25		0.4		1200	0.3		0.37	0.4	<0.1		<0.1			30.75	29.46	0.16	0.001	40.27	0.50	0.03	0.02	0.29	0.05					0.02																																cp-py	cp		East Pacific Rise South			-16°43.29	113°03.97	-16.7215	-113.066	2745	Marchig et al., 1997
SO62-307G 2C/F	a15	72	16		18		17.0	3	968	24	3	1.7	14.5	0.97	<1	206	28		0.4		1300	0.3		1.20	0.6	<0.1		5.4			30.25	30.41	0.06	0.001	39.48	<0.10	0.03	0.001	0.04	0.08					0.01																																cp-py	cp		East Pacific Rise South			-16°43.29	113°03.97	-16.7215	-113.066	2745	Marchig et al., 1997
SO62-310G 2A/A	a15	780	125		135		<0.05	1075	457	29	115	67	10.7	14.0	48	21	<1		15		110	23		0.11	9.2	2.6		<0.1			1.53	16.46	31.25	0.038	42.25	9.80	0.05	0.001	0.29	0.07					0.01																																sphalerite-pyrite	sp-py-silica		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 2A/B	a15	1	62		140		3.9	135	918	36	75	5.0	<1	28.0	53	109	38		3.3		220	10		1.80	6.4	19.8		9.4			11.38	33.33	3.73	0.030	44.23	2.30	0.03	0.26	0.07	0.18					0.54																																py-cp-sp	py-cp-sp-silica		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 2A/C	a15	480	44		105		0.1	225	799	8	2	24	<1	11.0	<1	79	25		6.8		44	5.4		0.04	18	0.0		2.1			4.50	35.59	7.00	0.037	50.83	<0.10	0.00	0.02	0.22	0.07					0.04																																py-cp-sp	py-cp-sp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 2A/D	a15	450	70		110		0.4	335	655	18	34	42	<1	14.0	50	112	28		13		74	16		0.12	17	2.9		0.3			7.50	30.19	11.50	0.047	41.72	0.30	0.02	0.02	0.18	0.07					0.02																																py-cp-sp	py-cp-sp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 2A/E	a15	270	60		56		3.0	41	830	15	42	5.3	1.9	9.2	<1	176	30		7.8		150	7.2		0.21	8.5	0.7		4.3			15.00	34.13	1.03	0.015	50.04	<0.10	0.04	0.001	0.15	0.10					0.02																																py-cp	cp-py		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 2A/F	a15	270	60		95		4.7	89	1000	31	19	20	<1	9.3	<1	265	33		114		200	9.2		0.78	5.5	<0.1		<0.1			18.38	33.24	3.40	0.020	44.88	<0.10	0.06	0.001	0.07	0.09					0.02																																cp-py	cp-py-sp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/A	a15	300	26		72		2.7	115	2900	26	24	24	<1	3.9	<1	134	25		8.0		310	1.3		0.13	12	<0.1		2.8			13.00	34.30	4.25	0.039	48.71	0.10	0.02	0.001	0.15	0.09					0.01																																py-cp-sp	py-cp-sp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/B	a15	520	45		175		1.2	295	4300	0.1	66	47	<1	7.3	<1	192	25		12		110	1.8		0.03	24	<0.1		2.7			4.40	28.37	11.50	0.064	52.52	0.40	0.02	0.001	0.15	0.08					0.03																																py-cp-sp	py-sp-cp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/C	a15	200	30		130		0.6	150	4900	16	32	30	8.5	4.6	<1	226	<1		6.5		220	1.3		0.19	7.7	<0.1		<0.1			8.50	27.79	6.25	0.033	40.84	8.50	0.04	0.001	0.15	0.08					0.02																																py-cp-sp	py-cp-silica-sp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/D	a15	160	31		31		1.4	63	5100	13	18	13	<1	3.6	<1	296	28		3.1		280	0.6		0.18	2.2	19.8		7.0			13.50	31.10	2.35	0.012	44.75	5.80	0.03	0.05	0.26	0.08					0.02																																py-cp-sp	py-cp-silica		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/E	a15	150	121		30		1.7	570	129	11	30	47	3.8	9.8	29	255	28		11		140	9.8		0.40	17	<0.1		5.1			14.00	23.53	18.25	0.118	41.13	0.60	<0.001	0.02	0.81	0.07					0.02																																py-cp-sp	cp-sp-py		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/F	a15	970	109		130		<0.05	935	2	21	31	54	<1	13.0	33	18	<1		53		50	39		0.05	9.9	2.5		<0.1			0.26	20.70	26.75	0.074	43.27	9.20	0.06	0.001	0.33	0.05					0.02																																sphalerite-pyrite	sp-py-silica		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997
SO62-310G 3E/G	a15	1020	152		110		<0.05	1070	8	28	38	59	7.6	17.0	40	24	<1		18		62	15		0.28	18	0.7		1.4			4.50	20.93	31.63	0.120	46.81	1.10	0.08	0.001	0.11	0.08					0.01																																sphalerite-pyrite	sp-py-cp		East Pacific Rise South			-16°43.15	113°04.35	-16.7192	-113.073	2745	Marchig et al., 1997

17°26 S EPR
Miscellaneous average	a0	100	31		137			148	270							53			9		485										1.30	36.30	5.60	<0.1	41.00	0.20	<0.1																																								miscellaneous average			East Pacific Rise								Fouquet et al., 1993

18°30 S EPR
SO26-3A	a77	200	62		190		<5	1100	10	16	75	152		20.0	100		48		58		190	750									5.50	16.30	41.30	0.044	32.50	2.00		0.007		0.18				0.38	0.02	0.01	0.07				<0.1	<0.5																												East Pacific Rise South	18°30'S		18°31'S		-18.5167			Lange et al., 1985; Geometep 3 Cruise Report
SO40-182 G-a	a16		149		500			745	400		91		4.2		40	25	100		7.1							1.7					3.18	27.50	21.50	0.150	36.32	1.70	<0.005	0.03		0.11				0.23	0.06																																massive sulfide	sp-cpy-py	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-b	a16		127		350			555	2900				14.2		43		200		4.6							1.8					7.73	31.31	14.50	0.100	30.52	5.40	<0.005	0.04		0.09				0.17	0.03																																massive sulfide	sp-cpy-py-ma	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-c	a16	160	30		72			85	4300				16.7		29	62	200		1.0												20.40	36.25	0.45	0.020	34.38	0.01	<0.005	0.04		0.06				0.04	0.05																																massive sulfide	cpy-py	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-d	a16		35		176			105	4600	25			7.0		29	78	200		1.6												10.30	37.19	0.75	0.040	34.02	0.01	<0.005	<0.001		0.06				0.04	0.04																																massive sulfide	cpy-py-si-ma	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-e	a16	490	32		164			100	3400	25	75		14.3		33		200		1.1							4.3					20.40	36.00	0.37	0.030	22.05	0.20	<0.005	<0.001		0.07				0.04	0.05																																massive sulfide	cpy-py	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-f	a16		53		106			65	600	21	58		3.5		58		400		1.6												17.10	16.68	0.15	0.040	28.79	0.01	<0.005	<0.001		0.08				0.04	0.03																																massive sulfide	cpy-py	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-g	a16	350	154		228			463	2900				12.2		62	140	400		26							1.6					11.20	20.75	12.40	0.080	33.19	1.20	<0.005	<0.001		0.07				0.30	0.03																																massive sulfide	cpy-sp	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-182 G-h	a16	770	316		274			1930	600		268		14.9		660	42	400		2.6												0.22	7.81	54.50	0.060	27.65	4.70	<0.005	<0.001		0.12				0.25	0.04																																massive sulfide	sp	massive sulfide chimneys	East Pacific Rise	182 G		18^o31.173'S	113^o24.920	-18.5224	-113.415	2642	Marchig et al., 1990
SO40-199 G-a	a16		72		280			143	400				5.8		63	15	500		0.3												0.79	10.43	1.23	0.050	18.10	38.20	<0.005	<0.001		0.06				1.91	0.03																																massive sulfide	ac-py-sm-cpy	massive sulfide chimneys	East Pacific Rise	199 G		18^o25.369'S	113^o23.296	-18.429	-113.388	2627	Marchig et al., 1990
SO40-199 G-b	a16	250	58		300			96	400				9.8		123	9	300		0.8												0.96	24.25	1.12	0.060	26.01	13.40	<0.005	<0.001		0.06				1.17	0.03																																massive sulfide	py-cpy-sm-ma-ac	massive sulfide chimneys	East Pacific Rise	199 G		18^o25.369'S	113^o23.296	-18.429	-113.388	2627	Marchig et al., 1990
SO40-199 G-c	a16	340	113		329			367	400	27			14.4		461	22	600		2.7							2.0					0.67	14.38	4.39	0.080	35.82	2.00	<0.005	<0.001		0.13				0.19	0.05																																massive sulfide	py-ma	massive sulfide chimneys	East Pacific Rise	199 G		18^o25.369'S	113^o23.296	-18.429	-113.388	2627	Marchig et al., 1990

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Last Updated on 12/27/02