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Bulk chemistry (Etna 1971-2008)

Year	Sample	Location	SiO₂	TiO₂	AI₂O₃	FeO^T	MnO	MgO	CaO	Na₂O	K₂O	P₂O₅	H₂O+	H₂O-	Total
1971	ETN_1	Core	47.19	1.73	17.01	11.21	0.18	5.76	10.50	3.74	1.86	0.58	1.86	0.58	0.13
1971	ETN_2	Crust	46.28	1.79	16.99	11.57	0.19	5.73	11.16	3.76	1.76	0.57	1.76	0.57	0.09
1971	ETN_3	Frt core	47.72	1.77	17.00	11.52	0.19	5.97	10.69	3.59	1.88	0.57	1.88	0.57	0.05
1971	ETN_4	Frt crust	47.54	1.78	16.93	11.60	0.19	5.87	10.94	3.53	1.80	0.57	1.80	0.57	0.06
1979	ETN_6	Core 2(B)	47.63	1.76	17.41	11.27	0.18	5.31	10.50	3.42	2.00	0.58	2.00	0.58	0.07
1979	ETN_7	Crust	47.43	1.77	17.40	11.37	0.18	5.36	10.40	3.79	1.93	0.59	1.93	0.59	0.04
1981	ETN_10	Crust Aa	47.44	1.78	17.61	11.33	0.19	5.17	10.89	3.45	2.00	0.73	2.00	0.73	0.05
1981	ETN_11	Crust Phh	47.33	1.74	17.26	11.20	0.18	5.26	10.40	3.89	1.89	0.60	1.89	0.60	0.11
1981	ETN_9	Core massive	47.73	1.77	17.49	11.25	0.19	5.18	10.58	3.44	2.04	0.60	2.04	0.60	0.08
1983	ETN_12	Channel-core	47.48	1.76	16.87	11.34	0.19	5.72	10.60	3.78	1.86	0.56	1.86	0.56	0.02
1983	ETN_13	Channel-overflow	47.33	1.79	16.86	11.53	0.19	5.84	10.68	3.73	1.89	0.57	1.89	0.57	0.03
1983	ETN_14	Crust (above channel)	47.27	1.79	16.74	11.54	0.19	5.79	10.69	3.66	1.88	0.56	1.88	0.56	0.06
1985	ETN_15	Core	43.93	1.91	18.22	12.36	0.20	6.03	11.39	3.74	1.87	0.62	1.87	0.62	0.00
1985	ETN_16	Crust	47.33	1.81	16.83	11.60	0.19	5.65	10.68	3.63	1.89	0.61	1.89	0.61	0.01
1986-1987	ETN_17	Core	47.29	1.77	16.88	11.45	0.19	5.66	10.67	3.77	1.88	0.59	1.88	0.59	0.00
1986-1987	ETN_18	Crust	47.34	1.77	16.91	11.50	0.19	5.68	10.69	3.62	1.90	0.59	1.90	0.59	0.05
1989	ETN_19	Core	47.16	1.78	17.09	11.50	0.19	5.62	10.59	3.93	2.01	0.57	2.01	0.57	0.00
1989	ETN_20	Crust	47.18	1.79	17.05	11.53	0.19	5.64	10.73	3.82	2.03	0.57	2.03	0.57	0.02
1992	ETN_21	Core	47.68	1.76	17.29	11.17	0.19	5.33	10.43	3.94	1.96	0.58	1.96	0.58	0.07
1992	ETN_22	Crust	47.43	1.74	17.19	11.13	0.18	5.38	10.34	3.77	1.99	0.58	1.99	0.58	0.02
2001	ETN_24	Core	47.37	1.74	16.46	11.56	0.18	6.02	10.72	3.28	1.79	0.55	1.79	0.55	0.02
2001	ETN_25	Crust	47.78	1.74	16.70	11.46	0.18	6.00	10.63	3.26	1.94	0.58	1.94	0.58	0.03
2001	ETN_26	Crust xenoliths	48.21	1.74	16.64	11.63	0.19	6.18	10.83	2.93	1.32	0.56	1.32	0.56	0.00
2002	ETN_27	Crust	48.64	1.64	15.97	11.36	0.19	5.11	10.30	4.15	2.07	0.74	2.07	0.74	0.03
2002	ETN_28	Crust slabs	47.30	1.76	17.07	11.23	0.19	5.17	10.30	3.94	2.04	0.63	2.04	0.63	0.03
2002	ETN_29	Core	47.59	1.74	17.11	11.06	0.18	5.37	9.86	4.05	2.06	0.61	2.06	0.61	0.04
2002-2003	ETN_30	Core	47.56	1.76	16.38	11.41	0.18	6.23	10.79	3.40	2.00	0.57	2.00	0.57	0.03
2002-2003	ETN_31	Crust	47.26	1.73	16.34	11.34	0.18	6.14	10.63	3.41	2.02	0.56	2.02	0.56	0.04
2007	ETN_32	Core	47.36	1.78	16.68	11.37	0.19	5.73	10.81	2.77	2.02	0.58	2.02	0.58	0.01
2007	ETN_33	Crust	47.12	1.78	16.67	11.38	0.18	5.94	10.61	3.42	1.81	0.57	1.81	0.57	0.06
2008-2009	ETN_35	Upper unit-crust	47.50	1.76	17.16	11.18	0.18	5.32	10.22	3.77	2.12	0.60	2.12	0.60	0.01
2008-2009	ETN_36	Core	48.03	1.78	17.29	11.43	0.19	5.52	10.30	3.86	1.93	0.59	1.93	0.59	0.00

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