Nev. Rev. Stat. § 519.020
Any person who, or copartnership, association or corporation which, shall in good faith and in the usual course of business and without notice, as provided in NRS 519.030, purchase and obtain delivery of any ore or ores from any person, copartnership, association or corporation in possession of the mines, mining claim or claims from which such ore or ores shall have been mined and extracted, shall be deemed the owner or owners of such ores except as provided in NRS 519.010 to 519.050, inclusive. The person, copartnership, association or corporation deemed to be the owner or owners of the ore or ores shall not be liable to, or subject to, any action at law or in equity for the recovery of the same or the value thereof by any person, copartnership, association or corporation who or which may thereafter be adjudged to be the owner or owners of such mine, mines, mining claim or claims.
NRS 519.020