INVENTORIES:

12 Months Ended

Dec. 31, 2022

INVENTORIES:

INVENTORIES:

NOTE 4—INVENTORIES:

	At December 31,
(in millions)	2022		2021
Inventory, current:
Metals at average cost:
Finished goods	$	78.5	$	58.6
Work-in-process		330.5		340.7
Ore stockpiles on leach pads		259.7		259.7
Supplies at average cost		345.2		313.9
Total current inventory	$	1,013.9	$	972.9
Inventory, long-term:
Ore stockpiles on leach pads	$	1,064.3	$	1,097.6

Total leaching costs added as long-term inventory of ore stockpiles in leach pads amounted to $264.3 million, $247.4 million and $194.0 million in 2022, 2021 and 2020, respectively. Long-term leaching inventories recognized as cost of sales amounted to $297.5 million, $313.7 million and $359.1 million in 2022, 2021 and 2020, respectively.