Geochemical approaches to the quantification of dispersed volcanic ash in marine sediment

Scudder, Rachel P.; Murray, Richard W.; Schindlbeck, Julie C.; Kutterolf, Steffen; Hauff, Folkmar; Underwood, Michael B.; Gwizd, Samantha; Lauzon, Rebecca; McKinley, Claire C.

doi:10.1186/s40645-015-0077-y

Progress in Earth and Planetary Science

Table 1 Bulk sediment elemental composition (ppm) used for QFA analysis, Site 444

From: Geochemical approaches to the quantification of dispersed volcanic ash in marine sediment

Leg	Site	Hole	Core	Type	Section	Top depth (cm)	Bottom depth (cm)	Depth (msbf)	Al (ppm)	Ti (ppm)	Sc (ppm)	Cr (ppm)	Nb (ppm)	La (ppm)	Th (ppm)
58	444	*	2	R	1	24	26	6.24	79,996	3853	11.27	70.41	7.94	29.26	11.58
58	444	*	2	R	2	57	59	8.07	80,559	3832	14.09	68.73	10.92	36.56	10.75
58	444	*	2	R	3	53.5	55.5	9.54	83,039	3853	11.42	77.58	8.36	28.96	12.48
58	444	*	2	R	4	25	27	10.75	84,474	4190	14.67	88.30	12.79	31.16	11.36
58	444	*	3	R	1	124	126	16.74	81,860	3930	15.15	73.85	11.52	32.08	10.63
58	444	*	3	R	2	107.5	109.5	18.08	84,837	4085	11.31	78.40	7.94	30.28	23.13
58	444	*	3	R	3	86	88	19.36	79,428	3889	11.58	63.46	6.84	28.87	13.82
58	444	*	4	R	1	106	108	26.06	82,894	4157	10.43	80.53	6.65	32.58	26.08
58	444	*	4	R	2	108	110	27.58	80,804	3970	14.96	64.32	11.20	29.80	10.11
58	444	*	4	R	3	108	110	29.08	81,114	3965	14.79	66.16	10.00	33.88	9.93
58	444	*	4	R	4	109	111	30.59	78,989	3969	15.99	68.26	11.75	29.27	10.49
58	444	*	4	R	5	46	48	31.46	79,119	5323	25.88	15.44	3.20	10.26	2.67
58	444	*	5	R	1	62	64	35.12	82,536	3834	15.05	66.76	10.52	32.18	11.10
58	444	*	5	R	2	40.5	42.5	36.41	85,835	4087	13.03	81.69	8.47	32.84	11.82
58	444	*	5	R	3	53	55	38.03	76,601	3582	13.45	60.93	11.02	35.68	11.12
58	444	*	5	R	4	64	66	39.64	85,534	4233	11.88	77.77	7.62	32.26	15.33
58	444	*	6	R	1	76	78	44.76	76,374	3713	13.91	67.92	10.15	29.64	10.31
58	444	*	7	R	1	82.5	84.5	54.33	83,010	4126	17.62	68.63	11.54	32.11	10.78
58	444	*	7	R	2	82.5	84.5	55.83	85,068	4160	16.22	66.89	10.94	31.47	10.62
58	444	*	7	R	3	87	89	57.37	78,574	3564	10.59	50.80	5.41	28.56	9.71
58	444	*	7	R	6	86	88	61.31	77,641	3315	8.65	41.39	3.72	24.15	7.96
58	444	*	8	R	1	49	51	63.49	64,239	2914	11.20	21.17	3.33	11.96	4.33
58	444	*	9	R	1	73.5	75.5	73.24	83,958	3897	16.66	44.20	8.50	33.57	10.12
58	444	A	1	R	1	82.5	84.5	82.83	86,300	4026	17.98	65.34	9.35	29.67	10.09
58	444	*	10	R	1	100.5	102.5	83.01	81,435	3842	16.72	72.61	8.44	34.45	8.59
58	444	*	10	R	2	58	60	84.08	85,360	3903	16.11	69.87	11.43	32.10	11.45
58	444	A	1	R	2	86	88	84.36	82,646	4180	17.91	54.83	8.60	26.22	8.16
58	444	A	1	R	3	60	62	85.6	65,077	3067	10.31	47.18	4.61	27.01	7.58
58	444	A	1	R	4	53	55	87.03	84,916	4014	16.79	65.35	10.50	31.42	10.87
58	444	A	1	R	5	77	79	88.27	86,317	4087	16.05	63.91	10.71	30.28	10.35
58	444	A	1	R	6	82	84	89.78	81,209	3897	12.62	57.46	4.99	29.31	8.33
58	444	A	2	R	2	134	136	94.34	80,643	3913	17.20	61.23	8.65	28.27	9.64
58	444	A	2	R	3	96	98	95.46	80,589	4103	15.22	55.74	5.50	28.58	8.52
58	444	A	2	R	4	18	20	96.18	78,731	3810	18.30	49.13	8.16	27.02	8.03
58	444	A	3	R	2	74	76	103.24	82,638	4071	17.58	46.40	9.18	25.53	7.54
58	444	A	3	R	3	73	75	104.73	82,775	4320	12.68	55.50	3.79	26.30	7.31
58	444	A	3	R	4	79	81	106.29	85,566	4046	18.19	61.54	8.92	31.96	9.70
58	444	A	3	R	5	53	55	107.53	83,808	3974	17.42	55.99	8.49	30.56	8.95
58	444	A	6	R	1	34	36	129.84	72,532	3238	17.06	57.16	9.60	28.59	9.97
58	444	A	6	R	2	55	57	130.6	84,911	3983	20.53	44.81	7.98	43.70	8.98
58	444	A	6	R	3	94	96	132.49	84,151	4042	19.21	56.38	9.16	29.40	9.67
58	444	A	6	R	4	52	54	133.57	86,082	3811	14.22	65.93	7.13	30.96	11.47
58	444	A	6	R	5	48	50	134.24	87,133	3982	19.72	38.44	7.93	37.25	8.78
58	444	A	8	R	1	74	76	149.24	82,530	3904	12.79	62.99	4.02	27.01	9.03
58	444	A	9	R	1	95.5	97.5	158.96	82,663	4093	21.47	39.19	5.58	18.86	5.19
58	444	A	9	R	2	89	91	160.39	77,146	4000	19.96	47.48	4.25	25.95	6.92
58	444	A	9	R	3	48	50	161.48	76,262	3576	20.69	37.71	5.49	19.33	5.85
58	444	A	9	R	4	65.5	67.5	162.59	74,302	3564	16.57	47.67	4.26	21.70	6.72
58	444	A	9	R	5	37	39	163.8	76,727	4246	26.94	26.36	4.44	16.22	4.59
58	444	A	10	R	1	45	47	167.95	83,868	3826	17.41	49.19	8.77	39.44	9.45
58	444	A	10	R	2	54.5	56.5	169.55	77,551	4036	17.00	28.06	2.93	16.86	4.13
58	444	A	11	R	1	62.5	64.5	177.63	80,760	4019	22.00	43.95	6.23	22.21	5.90
58	444	A	11	R	2	102	104	179.52	77,568	3853	16.32	31.54	3.37	19.58	4.90
58	444	A	11	R	3	30.5	32.5	180.31	73,192	3451	14.22	30.30	2.33	20.26	5.12
58	444	A	11	R	4	68	70	182.18	73,600	3011	17.74	32.50	4.40	18.30	5.17
58	444	A	12	R	1	53.5	55.5	187.04	79,144	4070	26.12	41.96	6.10	19.34	5.91
58	444	A	12	R	2	60	62	188.6	65,137	3165	17.19	39.43	5.67	18.21	5.61
58	444	A	12	R	3	41	43	189.91	76,284	3793	24.56	47.45	6.42	20.07	6.47
58	444	A	13	R	1	95	97	196.95	81,168	4176	30.31	26.61	3.26	12.44	3.16
58	444	A	13	R	2	61	63	198.11	77,704	4165	28.66	39.02	5.47	18.67	5.39
58	444	A	13	R	3	36	38	199.36	76,949	3981	18.65	32.70	8.20	26.95	6.21
58	444	A	14	R	1	83	85	206.33	70,259	3887	25.01	14.61	2.19	9.13	2.06
58	444	A	14	R	2	62	64	207.62	77,583	3748	21.44	30.50	3.88	13.31	3.88
58	444	A	14	R	3	29	31	208.79	73,567	3401	19.02	34.00	4.49	15.12	4.56
58	444	A	14	R	4	22	24	209.64	79,436	3744	15.03	57.19	5.12	22.21	8.21
58	444	A	15	R	1	53	55	215.53	79,550	3659	15.30	31.16	2.72	11.85	4.16
58	444	A	15	R	2	125	127	217.75	82,603	3788	22.63	43.75	4.36	17.21	5.07
58	444	A	15	R	3	83	85	218.83	74,140	3484	15.16	37.63	2.89	16.34	4.93
58	444	A	16	R	1	106	108	225.56	79,839	3528	18.10	40.54	8.06	22.48	8.21
58	444	A	16	R	2	79	81	226.79	75,025	3649	20.13	45.88	7.72	20.26	7.33

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