Federal title to property, donation of State and other non-Federal mineral rights and interests, and establishment; notice in Federal Register; acquisition of remaining property; purchase options pending establishment of park; contingent purchase contracts

Preferential right to reconveyance of mineral rights and interests upon nonuser of lands for national park purposes; notice; period for exercise; beneficiaries

Leases of mineral rights and interests: withdrawal from leasing; mineral leasing, sale of surplus property, and sale provisions inapplicable; subsection (c) inapplicable upon failure or refusal to exercise preferential right to reconveyance

Preferential right to lease mineral rights and interests necessary for national welfare or emergency: notice, terms and conditions, beneficiaries; other leases upon failure or refusal to exercise right: terms and conditions

Proceeds from communitization agreement or protective action; beneficiaries