Is located at the old administrative offices of San Rafael Mining Company. The museum invites us to take a journey through regional mining and geology history, from the pre-hispanic exploitation of obsidian at Sierra de las Navajas to present times. Its galleries have old photographs of the mines, miners, and ore processing plants of this mining district; original documents; plans and maps; drawings; mineral samples from all over the country; engines and tools; at the main garden there is an industrial archeology space. The museum is part of the Historical Archive and Museum of Mining, A.C. It is open from Tuesday to Sunday from 10:00 to 18:00 hrs., it is located at Mina No. 110 in Downtown Pachuca.