“Overburden” means soil, rock, or other materials that lie above a natural mineral deposit or in between mineral deposits, before or after their removal by surface mining operations.
Cal. Pub. Res. Code § 2732
Definitions
Known as the Surface Mining and Reclamation Act
The act spans §§ 2710–2796 (76 sections).
Added by Stats. 1975, Ch. 1131.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.