The ISA's Central data Repository

N_Atlantic_MAR10_19

North Atlantic: Mid-Atlantic Ridge 10degrees19N

Includes: Logatchev Field

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

Logatchev Field
Iron-rich cherty silicates (n=4)	a65				<100				360	14					6353		53						283				109				0.44	16.00	0.06	0.003	0.18	11.30	<0.02	9.30	1.4					0.36		<0.01			0.24																												ironshot and cherty silicate forms (4 specimens)			Mid-Atlantic Ridge	14^o45'N	hydrothermal field	14^o45'N		14.75			Bogdanov et. al., 1995
Massive sulfides (n=8)	a65				389				778	<10					179		<20														23.10	28.60	7.85	0.022			0.17		<0.04							<0.03																															sulfides (8 specimens)			Mid-Atlantic Ridge	14^o45'N	hydrothermal field	14^o45'N		14.75			Bogdanov et. al., 1995
Black suspended matter	a65				<100				210						3900		70						720				360				1.83	16.00	4.06	0.003	1.22	7.70	0.05	27.90	18.7					7.70		<0.01			0.41																												black suspended matter near the `black smoker' (1 sample)			Mid-Atlantic Ridge	14^o45'N	hydrothermal field	14^o45'N		14.75			Bogdanov et. al., 1995
Metalliferous sediments (N=4)	a65				<100				240	45					1570		63						135				115				0.75	14.80	0.13	<0.002	0.08	17.30	<0.02	0.28	<0.4					17.30		<0.01			0.09																												metalliferous sediment (4 specimens)			Mid-Atlantic Ridge	14^o45'N	hydrothermal field	14^o45'N		14.75			Bogdanov et. al., 1995

Average of 7 samples	a80	9200		70				34	329																						19.00		1.51	0.040																																												cobalt pendlandite, cpy, bornite, isocubanite, chalcocite, digenite, minor py and marcasite		Mid-Atlantic Ridge	14^o45'N	hydrothermal deposit	14^o45'N		14.75			Mozgova et. al., 1996
LOG7-6	a80	300		88.8	340			70	200						462		200														33.17	21.55	0.20	0.015	8.58	3.83	0.04	1.44		0.12				2.00	1.56	0.15			1.66			153																									large bulk samples	cc-bn-cp		Logatchev Field	site 5							Krasnov et al., 1995; Mosgova et al., 1999
LOG7-2	a80	36300		57.1	200			20	200						493		150														48.36	17.61	0.24	0.040	26.97	0.13	0.06	0.24		0.03				1.76	0.32	0.16			0.36			183																									large bulk samples	cc-bn-cp-iss		Logatchev Field	site 2							Krasnov et al., 1995; Mosgova et al., 1999
LOG7-12	a80	6100		83.5	28			10	200						616		300														22.22	6.50	0.11	0.040	8.57	3.98	0.53	17.49		0.06				2.06	1.33	0.10			1.24			133																									large bulk samples	cv-atac		Logatchev Field	site 12							Krasnov et al., 1995; Mosgova et al., 1999
LOG7-101	a80	7970		16.2	480				450						308		60														32.49	23.39	0.32	0.022	33.78	3.59		0.73						2.15	4.00																																large bulk samples	cp		Logatchev Field	site 101							Mosgova et al., 1999
LOG7-4	a80	3200		71.6	28			70	600						1540		150														5.16	33.11	5.75	0.060	35.55	10.01	0.71	0.42		0.13				2.06	0.98	0.21			1.56			103																									large bulk samples	cc-bn-cp-sp-py		Logatchev Field	site 4							Krasnov et al., 1995; Mosgova et al., 1999
LOG7-3	a80	6800		83.5	57			10	300						6160		200														8.62	21.55	1.15	0.050	18.47	7.49	0.69	11.92		0.06				2.10	1.13	0.16			1.42			93																									large bulk samples	po-cp		Logatchev Field	site 3							Krasnov et al., 1995; Mosgova et al., 1999
LOG7-13	a80	3700		42.6	<5			10	200						1309		300														6.66	28.38	1.05	0.015	28.79	5.58	0.04	4.32		0.05				2.06	7.25	0.24			1.49			93																									large bulk samples	mc-py		Logatchev Field	site 13							Krasnov et al., 1995; Mosgova et al., 1999
LOG7-9	a80	8200		65.0	1560			40	600						200		400														8.35	27.04	2.10	0.050	31.09	26.61	0.54	0.40		0.07				2.06	0.55	0.26			1.42			93																									large bulk samples	silica-bn-po-cp-cc		Logatchev Field	site 9							Krasnov et al., 1995; Mosgova et al., 1999

3453-5	a80				270				240	<10					27		<20														29.90	36.20	0.48	<0.010			0.08		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3453-7	a80				370				1960	<10					29		<20														13.60	26.00	2.47	0.012			0.03		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3453-8	a80				580				1080	<10					660		<20														27.50	34.70	6.52	0.049			0.04		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3453-9	a80				460				630	<10					180		<20														34.00	15.80	16.00	0.018			0.16		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3453-10	a80				450				1280	<10					340		<20														8.30	19.70	18.70	0.034			0.88		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3454-1	a80				170				250	<10					28		<20														35.50	30.60	<0.01	<0.010			0.03		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3454-3	a80				520				430	<10					46		<20														23.20	35.40	5.12	<0.010			<0.01		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997
3454-4	a80				290				350	15					120		<20														12.90	30.70	13.50	0.050			0.11		0.2							<0.01																																		Logatchev Field								Bogdanov et al., 1997

3453-3	a80	500		0.4																																														0.42	<1	<10																									massive sulfide			Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Lisitsyn et al., 1999
3453-5	a80	800		25.0																																														25	3.3	<10																										chalcopyrite		Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Lisitsyn et al., 1999
3453-7	a80	6200		18.6																																														18.6	1.8	<10																										pyrite-chalcopyrite		Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Lisitsyn et al., 1999
3453-8	a80	5700		0.7																																														0.68	1.9	<10																										chalcopyrite		Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Lisitsyn et al., 1999
3453-10	a80	5000		45.6																																														45.6	1.4	<10																										sphalerite-chalcopyrite		Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Lisitsyn et al., 1999
3454-2	a80	300		0.5																																														0.5	1	<10																									oxidized massive sulfide			Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Lisitsyn et al., 1999
3453-6	a80								160	14					17100		58						400				190				0.18	36.00	0.03	0.006	0.12	12.83	<0.01	1.58	0.7					1.64		0.07			1.19																												Fe-silica deposits			Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Peresypkin et al., 1999
3453-7	a80				370				1960	<10					29		<20														13.60	26.00	2.47	0.012			0.03		<0.4							<0.03																															high-temperature massive sulfide			Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Peresypkin et al., 1999
3453-9	a80				460				630	<10					180		<20														34.00	16.00	16.00	0.019			0.16		<0.4							<0.03																															high-temperature massive sulfide			Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Peresypkin et al., 1999
3453	a80				520				430	<10					46		<20														23.20	35.00	5.12	<0.010			<0.01		<0.4							<0.03																															high-temperature massive sulfide			Mid-Atlantic Ridge			14^o45'N-15^o20'N		15.04167			Peresypkin et al., 1999

Logatchev-4-72-m Cu-Zone	a80	13400		54.1	360				100						69		5														45.50	10.44	0.39	0.020	14.82	4.24	0.04	6.37						0.83	2.04																																massive sulfide	cc-cp	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 4	Site 72						Mozgova et al., 1999
Logatchev-4-72-b	a80	8780		24.2	360				120						77		70														21.68	7.17	0.22	0.020	6.00	5.97	0.04	19.26						1.66	3.05																																breccia	cc-cp-aragonite	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 4	Site 72						Mozgova et al., 1999
Logatchev-5-142-m	a80	6800		18.8	240				50						77		100														38.89	0.92	0.08	0.050	8.50	3.04	0.02	14.50						2.51	1.08																																massive sulfide	cc-aragonite	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 5	Site 142						Mozgova et al., 1999
Logatchev-5-142-b	a80	15500		26.7	<100				250						77		200														16.70	9.45	0.18	0.020	9.90	3.14	<0.01	21.07						4.68	1.18																																breccia	py-cp-aragonite		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 5	Site 142						Mozgova et al., 1999
Logatchev-1-6-m	a80	630		13.0	<100				66						50		14														43.25	20.90	0.05	0.020	16.32	1.16	<0.01	0.04						0.21	0.20																																massive sulfide	cc-cp	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 6						Mozgova et al., 1999
Logatchev-1-2-c	a80	2780		9.8					92						50		3														42.25	24.15	0.08	0.020	22.37	0.81	<0.01	0.03						0.30	0.10																																chimney	cp-sph		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 2						Mozgova et al., 1999
Logatchev-1-12-m	a80	170		11.0	300				32						50		170														0.08	34.30	0.04	0.040	39.79	3.74	3.00	0.33						1.96	0.22																																massive sulfide	ba-py-mc		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 12						Mozgova et al., 1999
Logatchev-1-12-b	a80	720		3.4	<100				21						200		27														11.55	13.48	0.05	0.030	8.20	4.34	0.44	18.19						0.26	0.75																																breccia	cc-aragonite	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 12						Mozgova et al., 1999
Logatchev-1-140-m	a80	25500		34.5	460				700						154		200														59.36	14.71	0.58	0.020	23.98	0.06	<0.01	0.58						0.21	0.96																																massive sulfide	cc-cp	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 140						Mozgova et al., 1999
Logatchev-1-140-b	a80	18500		52.6	360				480						77		600														18.48	9.20	0.59	0.020	4.85	2.76	0.01	21.58						0.64	1.66																																breccia	cc-aragonite	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 140						Mozgova et al., 1999
Logatchev-1-121-m	a80	7600		26.3	760				500						46		400														47.63	21.21	0.06	<0.010	7.85	1.13		0.43						0.13	1.16																																massive sulfide	cc-cp	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 121						Mozgova et al., 1999
Logatchev-1-121-b	a80	20510		46.1	680				300						77		250														39.10	22.63	0.04	<0.010	5.91	0.83	0.01	0.42						0.13	2.14																																breccia	cc-cp-mc-py	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 121						Mozgova et al., 1999

Logatchev-1-119-c Zn-Zone	a80	7220		79.3	760				480						154		100														0.36	9.10	27.50	0.210	22.71	27.74	0.15	1.35						1.78	0.55																																chimney	py-sil-sph		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 119						Mozgova et al., 1999
Logatchev-1-101-c	a80	5730		15.8	600				230						385		60														50.91	15.99	0.46	<0.010	26.92		<0.01	0.40						1.02	1.08																																chimney	cc-cp	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 101						Mozgova et al., 1999
Logatchev-1-101-m	a80	2010		7.4	100				620						308		100														5.86	43.62	0.23	0.028	47.03	0.11	0.16	0.43						0.76	0.43																																massive sulfide	mc-py		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 101						Mozgova et al., 1999
Logatchev-1-101-b	a80	4820		21.4	360				470						77		50														27.02	31.28	0.97	0.013	38.59	0.86		0.25						0.66	0.23																																breccia	cc-cp-mc-py	supergene	Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 101						Mozgova et al., 1999
																																																																																								Mozgova et al., 1999
Logatchev-1-4-c(1) Fe-Zn-Zone	a80	1300		58	500				410						700		46														2.75	29.00	11.78	0.060	35.74	10.05	0.11	0.02						0.64	0.05																																chimney	sph-py		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 4
Logatchev-1-4-c(2)	a80	6300		22	100				1200						50		11														39.00	23.63	1.97	0.020	25.50	0.81	<0.01	0.06						0.30	0.07																																chimney	bn-cp		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 4						Mozgova et al., 1999
Logatchev-1-3-m	a80	5000		68	520				180						50		14														10.55	29.40	7.75	0.050	41.04	7.40	0.52	0.08						0.76	0.10																																massive sulfide	cp-py		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 1	Site 3						Mozgova et al., 1999
Logatchev-2-13-m(1)	a80	2050		3.5	300				140						4600		20														10.85	30.80	0.02	0.030	40.43	4.13	0.07	2.93							1.99																																massive sulfide	cp-py		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 2	Site 13						Mozgova et al., 1999
Logatchev-2-13-m(2)	a80			3.7					31						200		160														1.60	38.15	0.03	0.030			<0.01	3.50							0.65																																massive sulfide	mc-py		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 2	Site 13						Mozgova et al., 1999
Logatchev-2-13-c	a80	11400		18	100				92						50		35														28.10	26.95	0.18	0.030	29.60	6.44	0.44	0.08						0.85	2.88																																chimney	bn-cp		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 2	Site 13						Mozgova et al., 1999
Logatchev-3-9-c	a80	6300		34					1600						50		28														27.75	24.15	8.55	0.040			<0.01	0.04							0.07																																chimney	sph-cp		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 3	Site 9						Mozgova et al., 1999
Logatchev-3-9-m	a80	4050		2.5					1400						50		460														10.26	37.80	0.11	0.040			0.03	0.03							0.08																																massive sulfide	cp-py		Mid-Atlantic Ridge 14o45'N-15o20'N	Mound 3	Site 9						Mozgova et al., 1999

MS18-05	a100	6600		15					244							16	88				540	100	1085								29.90	21.10	<0.10		31.00			7.20																																							hydrothermal sulphides in ultramafic rocks	cpy, anhy, gyps, bn, cc, cv, tenn	small	Mid-Atlantic Ridge	Logatchew Hydrothermal Field	Irina vent site						Murphy and Meyer, 1998
MS18-06	a100	5900		20	36				448							9	210				908	125									34.30	30.95	0.36		35.30																																										hydrothermal sulphides in ultramafic rocks	cpy	medium	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-06a	a100								75							80					1108										56.20	109.00	<0.10	0.006	20.15																																										hydrothermal sulphides in ultramafic rocks			Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS19-09	a100	1500		28					172							8	240				1255	75	30								40.56	25.80	0.25		33.10																																										hydrothermal sulphides in ultramafic rocks	cpy	Large	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS18-10A	a100	300							170							0	160				915	55	635								29.20	25.60	<0.10		34.15			4.40																																							hydrothermal sulphides in ultramafic rocks	cpy, anhy, gyps	Large	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS18-10b	a100	100							54												3										0.36	1.15	<0.10		22.50	2.00		26.90																																							hydrothermal sulphides in ultramafic rocks	anhy	nonsulfide	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-08A	a100	600							390							3	445				1505	48									35.95	29.75	<0.10		35.00																																										hydrothermal sulphides in ultramafic rocks	cpy	large central	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-10	a100	15000		40	70				1010							16					567	320	32								30.10	30.80	1.81	0.015	34.80	2.30																																									hydrothermal sulphides in ultramafic rocks	cpy (I-cub,bn,sph)	small	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS19-9	a100			40	30				650							35					310	180									35.90	29.30	0.12		35.10																																										hydrothermal sulphides in ultramafic rocks			Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS20-01	a100	56000		265	600				280						700	64	30		337		105	920	290								4.93	20.40	24.10	0.384	33.00	11.80																																									hydrothermal sulphides in ultramafic rocks	sph, cpy, py, mc, bar, S	porous	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-03A	a100	700		10					195							0	145				915	410	170								32.05	30.55	<0.10		33.70			1.20																																							hydrothermal sulphides in ultramafic rocks	cpy, anhy, gyps	large central	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-03B	a100	700		10					182							0	113				625	1675	465								23.20	35.50	<0.10		26.50			3.20																																							hydrothermal sulphides in ultramafic rocks	cpy, hem, anhy	large central	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-04	a100	5400							60							10					15		1250								6.90	21.60	2.35	0.006	28.70			13.50																																							hydrothermal sulphides in ultramafic rocks	I-cub, sph, po, py, anhy, gyps	porous	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998
MS21-07	a100	17000		40	145				1310						90	12			12		575	245									33.03	30.50	<0.10	0.014	34.90	0.70																																									hydrothermal sulphides in ultramafic rocks	cpy (I-cub, sph, bn)	small	Mid-Atlantic Ridge	Logatchew Hydrothermal Field							Murphy and Meyer, 1998

OTHER REGIONS

Last Updated on 12/30/02