CREATE TABLE table_name_67 (capacity__thousands_of_metric_tons_ VARCHAR, county VARCHAR, mine VARCHAR)

What is the capacity of the Pinto Valley mine in Gila county?
SELECT capacity__thousands_of_metric_tons_ FROM table_name_67 WHERE county = "gila" AND mine = "pinto valley"
SELECT "capacity__thousands_of_metric_tons_" FROM "table_name_67" WHERE "county" = "gila" AND "mine" = "pinto valley"