Mining district
Defined in 2 dictionaries — Ballentine's (1916), Black's (1910)
Ballentine's Law Dictionary
James A. Ballentine · 1916
A mineral bearing country with defined boundaries in which the miners have prescribed local rules and regulations. See 11 Fed. (N. S.) 487, 8 Sawy. 100.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
A section of country usually designated by name and described or understood as being confined within certain natural boundaries, in which the precious metals (or their ores) are found in paying quantities, and which is worked therefor, under rules and regulations prescribed or agreed Upon by the miners therein. In S. v. Smith (C. C.) 11 Fed. 490._
Defined under Mining in Black's Law Dictionary.