The Au-Hosting Minerals and Process of Formation of the Carlin-Type Bojitian Deposit, Southwestern China

Table 5

Results of EPMA analyses of arsenopyrite (wt%).

Samples and location of measured points	Points	Au	As	S	Fe	Ag	Se	Pb	Cu	Zn	Sb	Co	Te	Ni	Bi	Total	Co/Ni
Arsenopyrite
G2-32-01	21	bdl	39.731	24.61	35.69	bdl	0.240	0.124	bdl	0.103	0.028	0.096	bdl	bdl	0.159	100.78	>1
G2-32-01	22	0.122	41.736	22.54	33.27	0.006	0.272	bdl	0.027	0.012	0.016	0.078	bdl	bdl	0.111	98.19	>1
G2-32-01	23	bdl	37.544	25.19	35.64	bdl	0.270	bdl	bdl	0.056	0.019	0.097	bdl	bdl	0.153	98.96	>1
G2-32-01	24	bdl	37.487	25.36	35.84	0.001	0.318	bdl	bdl	0.031	bdl	0.087	bdl	0.001	0.157	99.28	87.0
G2-32-02	25	bdl	41.324	21.77	34.98	bdl	0.375	0.048	0.060	0.001	0.005	0.067	bdl	0.021	0.122	98.77	3.2
G2-32-02	26	bdl	42.138	22.65	35.64	bdl	0.274	bdl	bdl	0.054	bdl	bdl	0.006	0.037	0.116	100.91	<1
G2-32-05	27	bdl	39.921	23.04	34.24	bdl	0.313	bdl	0.076	bdl	bdl	0.174	bdl	0.803	0.144	98.71	0.2
G2-32-05	28	0.015	40.170	22.39	35.10	0.001	0.259	0.003	0.071	0.009	bdl	0.093	0.002	0.789	0.171	99.07	0.1
G2-35-01	4	0.017	40.336	25.00	34.94	bdl	0.297	bdl	0.020	0.009	0.024	0.088	bdl	0.027	0.149	100.91	3.3
G2-35-01	5	0.085	41.952	22.63	34.81	bdl	0.327	0.012	0.016	0.048	0.050	0.052	bdl	bdl	0.101	100.08	>1
G2-35-01	6	bdl	39.260	24.82	34.52	bdl	0.328	0.074	bdl	bdl	bdl	0.095	bdl	bdl	0.125	99.22	>1

Note. “bdl”: below the detection limit.