---
kind: "unit"
title: "30"
title_heading: "Mineral Lands and Mining"
key: "ch17"
level: "chapter"
label: "Chapter 17"
heading: "Exploration Program for Discovery of Minerals"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/30/ch17"
sections_count: 6
---

# Chapter 17 — Exploration Program for Discovery of Minerals

Title 30 — Mineral Lands and Mining

## Sections

- [§641. Establishment and maintenance of program for exploration; financial assistance](/usc/30/641.md)
- [§642. Exploration contracts](/usc/30/642.md)
- [§643. “Exploration” defined](/usc/30/643.md)
- [§644. Advice and assistance by Government departments and agencies; expenditure of funds](/usc/30/644.md)
- [§645. Repealed.](/usc/30/645.md)
- [§646. Authorization of appropriations](/usc/30/646.md)