INVENTORIES:

9 Months Ended

Sep. 30, 2020

INVENTORIES:

INVENTORIES:

NOTE 4 — INVENTORIES:

Inventories were as follows:

	At September 30,		At December 31,
(in millions)	2020		2019
Inventory, current:
Metals at average cost:
Finished goods	$	57.6	$	87.2
Work-in-process		266.4		259.7
Ore stockpiles on leach pads		279.6		358.4
Supplies at average cost		373.7		363.2
Total current inventory	$	977.3	$	1,068.5
Inventory, long-term:
Ore stockpiles on leach pads	$	1,165.8	$	1,230.3

During the nine months ended September 30, 2020 and 2019, total leaching costs capitalized as non-current inventory of ore stockpiles on leach pads amounted to $144.0 million and $362.0 million, respectively. Leaching inventories recognized in cost of sales amounted to $287.3 million and $286.1 million for the nine months September 30, 2020 and 2019, respectively.