Leading Copper-Producing Mines In The United States In 2006, In Order Of Output

TABLE 2
LEADING COPPER-PRODUCING MINES IN THE UNITED STATES IN 2006, IN ORDER OF OUTPUT¹

					Capacity
					(thousand
Rank	Mine	County and State	Operator	Source of copper	metric tons)
1	Morenci	Greenlee, AZ	Phelps Dodge Corp.	Copper ore, concentrated and leached	420
2	Bingham Canyon	Salt Lake, UT	Kennecott Utah Copper Corp.	Copper-molybdenum ore, concentrated	300
3	Ray	Pinal, AZ	Asarco LLC^2�	Copper ore, concentrated and leached	150
4	Chino	Grant, NM	Phelps Dodge Corp.	Copper-molybdenum ore, concentrated and leached	100
5	Bagdad	Yavapai, AZ	do.	do.	100
6	Sierrita	Pima, AZ	do.	do.	100
7	Robinson�	White Pine, NV	Quadra Mining Ltd.	Copper-molybdenum ore, concentrated	60
8	Mission Complex	Pima, AZ	Asarco LLC^2�	Copper ore, concentrated�	70
9	Continental Pit	Silver Bow, MT	Montana Resources	Copper-molybdenum ore, concentrated	45
10	Tyrone	Grant, NM	Phelps Dodge Corp.	Copper ore, leached	80
11	Silver Bell	do.	Asarco LLC^2�	�� do.	22
12	Miami�	Gila, AZ	Phelps Dodge Corp.	�� do.	50
13	Phoenix	Elko, NV	Newmont Gold Co.	Gold-copper ore, leached	7
14	Lisbon Valley	San Juan, UT	Constellation Copper Corp.	Copper ore, leached	10
15	Mineral Park	Mohave, AZ	Mercator Minerals Ltd.	�� do.	5
16	Pinto Valley	Gila, AZ	BHP Billiton	�� do.	5
17	Miami�	do.	do.	�� do.	5
¹The mines on this list accounted for 99% of U.S. mine production in 2006.
²Formerly ASARCO Incorporated.