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

Table 4

Results of conversion to numbers of atoms for arsenian pyrite.

Samples and location of measured points	Points	Au	As	S	Fe	Ag	Se	Pb	Cu	Zn	Sb	Co	Te	Ni	Bi	Total	Fe : S
Zoned pyrite
G2-10-03-core	z-1	bdl	0.011	66.295	33.660	bdl	bdl	bdl	bdl	bdl	0.003	0.032	bdl	bdl	0.067	100	1.970
G2-10-03-rim	z-2	0.004	2.922	64.735	32.135	0.002	0.012	bdl	0.067	bdl	0.004	0.024	0.001	0.094	0.068	100	2.014
G2-10-03-core	z-3	bdl	0.019	67.384	32.389	bdl	0.001	0.015	0.073	0.001	bdl	0.057	bdl	0.061	0.066	100	2.080
G2-10-03-rim	z-4	0.002	2.870	64.640	32.229	bdl	0.018	0.018	0.114	0.004	0.004	0.080	0.002	0.018	0.068	100	2.006
G2-10-05-core	z-5	0.010	0.151	67.203	32.499	0.000	bdl	bdl	bdl	bdl	0.002	0.092	0.007	0.036	0.066	100	2.068
G2-10-05-rim	z-6	0.019	3.727	63.704	32.321	0.007	0.017	0.015	0.152	0.006	bdl	0.022	bdl	0.010	0.068	100	1.971
G2-10-09-core	z-7	0.007	bdl	67.456	32.485	bdl	0.004	0.014	bdl	bdl	0.009	0.026	bdl	bdl	0.066	100	2.077
G2-10-09-rim	z-8	0.020	2.734	65.397	31.648	0.007	0.030	bdl	0.137	bdl	0.004	0.021	bdl	0.002	0.067	100	2.066
G2-10-10a-core	z-9	bdl	bdl	67.410	32.559	bdl	bdl	bdl	bdl	0.004	0.004	0.016	bdl	0.007	0.066	100	2.070
G2-10-10a-rim	z-10	0.003	4.397	62.452	32.960	0.004	0.050	0.009	0.089	bdl	0.004	0.031	bdl	0.002	0.071	100	1.895
G2-10-10b-core	z-11	bdl	0.046	67.515	32.285	0.007	bdl	0.015	0.037	0.004	0.006	0.084	bdl	bdl	0.067	100	2.091
G2-10-10b-rim	z-12	0.020	3.025	65.253	31.435	0.003	0.020	0.001	0.202	bdl	0.018	0.023	bdl	bdl	0.068	100	2.076
G2-32-08a-core	z-13	bdl	0.010	66.403	33.418	bdl	0.004	0.007	0.048	0.020	0.000	0.086	bdl	0.003	0.061	100	1.987
G2-32-08a-rim	z-14	0.002	4.410	62.924	32.310	bdl	0.050	0.013	0.230	0.025	bdl	0.036	bdl	bdl	0.060	100	1.947
G2-32-09-core	z-15	0.005	0.018	67.038	32.852	bdl	0.001	bdl	bdl	0.009	0.001	0.038	bdl	0.038	0.071	100	2.041
G2-32-09-rim	z-16	0.015	5.129	62.874	31.712	bdl	0.023	bdl	0.204	bdl	0.006	0.032	bdl	0.006	0.056	100	1.983
Fine-grained pyrite
G2-10-03	f-1	bdl	4.329	63.038	32.448	0.003	0.027	0.018	0.060	bdl	0.002	0.075	bdl	bdl	0.069	100	1.943
G2-10-03	f-2	0.002	3.758	63.609	32.394	bdl	0.006	0.019	0.104	0.023	0.002	0.046	0.000	0.038	0.069	100	1.964
G2-10-09	f-3	0.001	3.130	64.926	31.723	bdl	bdl	0.014	0.174	bdl	0.005	0.015	bdl	0.012	0.068	100	2.047
G2-32-09	f-4	0.031	4.507	62.819	32.464	bdl	0.027	0.004	0.108	0.020	bdl	0.020	bdl	bdl	0.053	100	1.935
G2-35-02	f-5	0.016	4.537	63.046	32.108	bdl	0.013	bdl	0.204	bdl	0.006	0.022	bdl	0.048	0.053	100	1.964
Framboidal pyrite
G2-10-05	fb-1	bdl	0.192	67.198	31.659	bdl	0.008	0.022	bdl	0.002	0.008	0.783	bdl	0.128	0.067	100	2.123
G2-32-08a	fb-2	0.014	0.367	66.202	33.473	bdl	0.000	0.013	bdl	0.001	0.003	0.057	bdl	bdl	0.061	100	1.978
G2-35-02	fb-3	bdl	0.863	68.111	34.029	bdl	bdl	0.004	0.000	0.013	0.009	0.111	bdl	0.000	0.065	100	2.002
G2-10-02a	fb-4	0.007	0.053	67.107	32.683	0.009	bdl	0.017	0.030	bdl	0.009	0.085	bdl	0.001	0.066	100	2.053
G2-32-08b	fb-5	0.000	0.949	63.989	31.590	bdl	bdl	0.003	0.070	0.003	0.014	0.106	bdl	0.037	0.067	100	2.026
Coarse-grained pyrite
G2-32-06	c-1	0.011	3.719	63.315	32.741	bdl	0.034	bdl	0.044	bdl	bdl	0.133	0.002	bdl	0.064	100	1.934
G2-32-06	c-2	0.016	0.088	66.514	33.143	bdl	0.002	0.056	0.050	bdl	0.033	0.099	bdl	bdl	0.092	100	2.007
G2-32-04	c-3	0.011	4.481	63.084	32.144	bdl	0.049	0.012	0.136	bdl	bdl	0.083	bdl	bdl	0.064	100	1.963
G2-32-03	c-4	bdl	2.315	64.004	33.548	bdl	0.031	bdl	0.048	bdl	bdl	0.053	bdl	bdl	0.060	100	1.908
Banded pyrite
G2-10-03	b-1	0.005	0.371	65.884	33.530	bdl	bdl	0.009	0.013	bdl	0.013	0.034	bdl	0.142	0.067	100	1.965
G2-32-11	b-2	0.006	0.038	67.039	32.798	bdl	0.013	0.012	bdl	0.009	0.014	0.071	0.001	bdl	0.062	100	2.044
Charcoal detritus pyrite
G2-10-02b	cd-1	bdl	3.206	64.699	31.884	bdl	0.014	0.023	0.153	bdl	bdl	0.022	bdl	bdl	0.068	100	2.029

Note. “bdl”: below the detection limit.