; 16 U.S.C. 515 ). 4. Definitions In this Act: (1) Collection Agreements The term Collection Agreements means the following agreements between the Secretary and Poly Met pertaining to the NorthMet Land Exchange: (A) The agreement dated August 25, 2015. (B) The agreement dated January 15, 2016. (2) Federal land parcel The term Federal land parcel means all right, title, and interest of the United States in and to approximately 6,650 acres of National Forest System land, as identified in the Final Record of Decision, within the Superior National Forest in St. Louis County, Minnesota, as generally depicted on the map entitled Federal Land Parcel–NorthMet Land Exchange , and dated June, 2017. (3) Non-Federal land The term non-Federal land means all right, title, and interest of Poly Met in and to approximately 6,690 acres of land in four separate tracts (comprising 10 separate land parcels in total) within the Superior National Forest to be conveyed to the United States by Poly Met in the land exchange as generally depicted on an overview map entitled Non-Federal Land Parcels–NorthMet Land Exchange and dated June 2017, and further depicted on separate tract maps as follows: (A) Tract 1 Approximately 4,650 acres of land in St. Louis County, Minnesota, generally depicted on the map entitled Non-Federal Land Parcel–NorthMet Land Exchange–Hay Lake Tract , and dated June, 2017. (B) Tract 2 Approximately 320 acres of land in 4 separate parcels in Lake County, Minnesota, generally depicted on the map entitled Non-Federal Land Parcels–NorthMet Land Exchange–Lake County Lands , and dated June, 2017. (C) Tract 3 Approximately 1,560 acres of land in 4 separate parcels in Lake County, Minnesota, generally depicted on the map entitled Non-Federal Land Parcels–NorthMet Land Exchange–Wolf Lands , and dated June, 2017. (D) Tract 4 Approximately 160 acres of land in St. Louis County, Minnesota, generally depicted on the map entitled Non-Federal Land Parcel–NorthMet Land Exchange–Hunting Club Lands , dated June, 2017. (4) NorthMet