Section 396.660 - Purpose and applicability of NRS 396.620 to 396.660, inclusive1. The main object of NRS 396.620 to 396.660, inclusive, as it relates to ore samples, is to aid the prospector in the discovery of new mineral deposits.2.NRS 396.620 to 396.660, inclusive, shall not apply in the following cases:(a) To operating mines. The term "operating mines" as used in this subsection means those properties milling or shipping ore or being worked by hired labor.(b) To engineers sampling mines or prospects for purposes of valuation.(c) To so-called "control assays" to check other assayers on ore known to be of value.Part 4:84:1895; A 1897, 91; 1925, 29; 1931, 229; 1933, 147; 1943, 180; 1943 NCL § 7757Part 4:84:1895; A 1897, 91; 1925, 29; 1931, 229; 1933, 147; 1943, 180; 1943 NCL § 7757