New Jersey Mining Company Sells Its Toboggan Project to Hecla Mining Company for $3-Million COEUR D’ALENE, Idaho, May 21, 2018 (GLOBE NEWSWIRE) — New Jersey Mining Company (OTCQB:NJMC) (“NJMC” or the “Company”) announced today that it has sold its Toboggan project to Hecla Silver Valley, a wholly-owned subsidiary of Hecla Mining Company (NYSE:HL) (“Hecla”) for $3-million cash.