As at 31 December 2022, the Company’s mineral resources (the total of measured, indicated and inferred resources) consisted of: 73.7186 million tonnes of copper, 3,117.39 tonnes of gold, 11.1833 million tonnes of zinc (lead), 14,611.80 tonnes of silver and 12.1521 million tonnes of LCE (lithium carbonate equivalent). The Company’s ore reserves (the total of proved and probable reserves) consisted of: 32.0944 million tonnes of copper, representing 43.54% of the total copper resources; 1,190.99 tonnes of gold, representing 38.20% of the total gold resources; 4.7993 million tonnes of zinc and lead, representing 42.91% of the total zinc and lead resources; 1,864.18 tonnes of silver, representing 12.76% of the total silver resources; and 4.2905 million tonnes of LCE reserves, representing 35.31% of the total LCE resources.

Mineral type	Unit	Reserves			Resources (including reserves)					Proportion of reserves to resources	Retained resources in 2021	Percentage change
		Proved	Probable	Total	Measured	Indicated	Measured + Indicated	Inferred	Total
Copper	Mt (metal)	5.9516	26.1428	32.0944	1024.42	4665.24	5689.66	1682.2	7371.86	44%	6277.05	17%
Gold	t (metal)	276.51	898.86	1,190.99	472.11	1,581.99	2,054.10	1,063.29	3,117.39	38%	2372.9	31%
Independent gold	t (metal)	205.91	690.22	896.13	364.31	1,153.05	1,517.36	869.21	2,386.57	38%	2014.36	18%
Gold associated with other metals	t (metal)	70.60	224.26	294.86	107.80	428.95	536.74	194.07	730.82	40%	358.54	104%
Zinc	Mt (metal)	1.7828	2.4123	4.1951	2.7146	3.922	6.6366	3.2494	9.8860	42%	9.6182	3%
Lead	Mt (metal)	0.286	0.3182	0.6042	0.4333	0.5093	0.9426	0.3547	1.2973	47%	1.2640	3%
Silver (including associated)	t (metal)	689.50	1,174.68	1,864.18	1,522.66	2,207.96	3,730.62	10,881.18	14,611.8	13%	11,535.76	27%
Lithium carbonate equivalent	LCE Mt	1.573	2.7176	4.2905	2.6124	6.3327	8.945	3.2071	12.1521	35%	7.6300	59%
Molybdenum (including associated)	Mt (metal)	0.6337	0.9108	1.5445	0.7292	1.0391	1.7683	1.2516	3.02	51%	0.9153	230%
Tungsten	WO3 thousand tonnes	7	20.4	27.5	4	31.4	35.4	57.5	92.9	30%	59.2	57%
Tin	Thousand tonnes (metal)	9.2	42.3	51.5	13.1	53.3	66.3	83.9	150.2	34%	99.0	52%
Iron	Mt (ore)	27	92	119	39	215	254	223	478	25%	179	167%
Coal	Mt	0.00	0.00	0.00	39	48	87	157	244	0%	244	0%
Platinum	t (metal)	0.00	21.56	21.56	113.92	233.33	347.25	293.45	640.70	3%	640.88	0%
Palladium	t (metal)	0.00	21.11	21.11	94.02	154.46	248.48	241.94	490.42	5%	490.35	0%

Notes: Retained resources/reserves of the current year are calculated based on equity method; all projects/mines are accounted for according to the Company’s actual shareholding ratio; resources include reserves.