Assessment of Mineralogical and Geochemical Composition of Oligocene/Eocene Black Shale Deposits in Beni Suef Area, Egypt

Table 1

Major and trace element contents of the shales of Dabaa and El Fashn formations.

Location	Fm. Name	Sample no.	SiO2	Al2O3	CaO	MgO	Fe2O3	TiO2	P2O5	K2O	Na2O	SO3	Sr	Ba	V	Ni	Cr	Zn	Cu	Zr	Rb
			(%)											ppm
Maydoum quarry	Dabaa (black shale)	D1	45.60	15.97	4.62	1.85	7.80	0.85	0.21	1.20	2.25	1.02	250.6	111.6	93.9	41.3	85.6	123.1	10.7	287.7	55.8
		D2	44.25	15.75	4.05	1.80	9.02	0.85	0.22	1.27	2.51	1.36	287.4	127.4	98.0	36.7	80.6	112.7	10.8	249.2	51.8
		D2′	40.83	12.99	6.10	2.01	12.69	0.85	0.46	1.25	2.05	0.77	282.8	110.1	77.7	41.5	84.3	116.2	10.5	254.7	53.3
		D3	41.77	13.13	5.52	1.45	12.76	1.09	0.21	1.48	1.97	1.46	264.3	150.8	91.7	39.6	83.9	116.6	10.2	260.4	54.6
		D3′	44.19	14.31	4.81	1.78	9.19	0.93	0.23	1.30	2.16	1.23	301.6	239.7	87.2	43.8	80.3	118.5	10.5	262.0	53.7
		D4	43.40	13.94	4.65	1.59	10.97	1.01	0.20	1.44	2.23	1.30	280.1	149.6	91.1	42.8	89.8	189.7	9.9	302.5	50.8
		D5	44.64	16.64	4.32	1.87	9.71	0.61	0.23	0.94	2.01	0.14	321.6	129.6	66.8	28.2	68.2	74.9	8.6	321.0	47.4
		Average	50.00	16.66	5.94	2.02	11.14	1.00	0.29	1.58	2.36	1.19	323.33	162.77	98.10	43.23	93.17	135.06	11.51	319.60	60.26
Ghaida Al-Sharqia quarry	El Fashn (black shale)	E0	46.09	15.08	5.30	1.73	7.32	0.95	0.25	1.34	1.97	0.14	254.0	208.8	122.4	79.5	109.7	118.3	19.5	421.9	51.9
		E1	57.84	19.19	0.90	2.18	13.74	1.51	0.28	0.95	2.00	0.19	266.5	226.6	133.6	74.0	121.5	120.3	16.4	217.0	55.8
		E2	48.08	14.51	1.12	1.70	13.74	1.83	0.17	1.16	1.30	0.15	209.9	209.9	92.2	52.9	97.1	108.3	12.9	286.4	50.8
		E3	47.29	12.82	3.48	1.62	11.76	12.82	0.53	1.20	2.00	0.21	220.9	242.0	118.7	50.6	103.0	99.4	13.2	373.4	48.6
		E4	40.01	11.59	3.14	1.52	22.76	11.59	0.24	2.28	2.47	0.12	193.3	173.5	86.1	62.6	102.3	105.5	13.5	273.2	51.2
		E5	48.34	13.89	4.92	1.80	13.59	13.89	0.36	1.33	1.66	0.14	16.9	277.0	64.7	67.1	71.4	96.8	13.7	16.9	2319.7
		Average	47.94	14.51	3.14	1.75	13.81	7.09	0.305	1.37	1.9	0.15	193.58	222.96	102.95	64.45	100.83	108.1	14.86	264.8	429.66