MARIPOSA, Calif. (AP) — Three men believed to be responsible for a September heist of about $1.3 million in precious gems and gold from a mining museum in the Sierra Nevada foothills have been arrested, the California Highway Patrol said Tuesday.

State and local law enforcement officials served warrants Tuesday morning in Sacramento, El Dorado and Sutter counties and arrested Jonathan Matis, 41, Matthew Campbell, 43, and Edward Rushing III, 40, in connection with the robbery of the California Mining and Minerals Museum in Mariposa, said Lt. Mike Troxell, a CHP spokesman.