河南省灵宝市董家埝银矿原生晕特征及地质意义

河南省灵宝市董家埝银矿原生晕特征及地质意义

段启超,庞绪成,纵瑞,韩迪,张岩,张鑫

Primary Halo Characteristics and Geological Significance of the Dongjianian Silver Deposit in Lingbao City，Henan Province

Qichao DUAN,Xucheng PANG,Rui ZONG,Di HAN,Yan ZHANG,Xin ZHANG

表4 M₁-Ⅰ矿体浓集指数法原生晕轴向分带序列计算结果

Table 4 Calculation results of primary halo axial zoning sequence of M₁-Ⅰ orebody by concentration index method

项目	中段	Ag	Au	Cu	Pb	Zn	As	Sb	Co	Mo
元素含量	970	0.51	0.66	29.31	12.25	124.73	0.69	2.27	18.41	3.88
	920	22.16	1.42	39.28	239.93	232.56	0.74	4.67	16.99	8.79
	790	13.67	233.24	197.07	976.36	1 765.85	34.87	7.70	11.30	7.52
	620	24.09	47.51	43.06	2 189.21	1 820.47	32.72	5.08	7.74	3.83
	$\overset{ˉ}{C}$	15.11	70.71	77.18	854.44	985.90	17.26	4.93	13.61	6.00
浓集指数标准化值	970	0.0340	0.0094	0.3797	0.0143	0.1265	0.0402	0.4605	1.3529	0.6457
	920	1.4668	0.0201	0.5090	0.2808	0.2359	0.0429	0.9473	1.2483	1.4640
	790	0.9046	3.2986	2.5534	1.1427	1.7911	2.0208	1.5622	0.8304	1.2527
	620	1.5946	0.6720	0.5579	2.5622	1.8465	1.8961	1.0301	0.5684	0.6376
浓集指数（Z）	970	0.0998	0.0276	1.1157	0.0421	0.3717	0.1181	1.3529	3.9750	1.8971
	920	2.1240	0.0291	0.7370	0.4066	0.3416	0.0621	1.3718	1.8077	2.1201
	790	0.5302	1.9332	1.4965	0.6697	1.0497	1.1843	0.9155	0.4867	0.7342
	620	1.2628	0.5321	0.4418	2.0289	1.4622	1.5015	0.8157	0.4501	0.5049
判定系数	970								19.20
	920	-15.59						2.17		5.97
	790		-132.98	0.02
	620				-56.17	-9.61	-38.17
分带序列	Co - Mo- Sb - Ag - Cu - Au - Zn - As - Pb