CFR›Title 43›Subtitle B›Chapter II›Part 3820›Subpart 3825 ContainsSections 3825.0-3–3825.1CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart 3825—Tohono O'Odham (Formerly Papago) Indian Reservation, Arizona Sections 3825.0-3 § 3825.0-3 Authority. 3825.1 § 3825.1 Mining locations in Tohono O'Odham Indian Reservation in Arizona. Previous 3823 Subpart 3823—Prospecting, Mineral Locations, and Mineral Patents Within National Forest Wilderness