La Herradura Mine – Dipolos–Soledad Project
Client
Industrias Peñoles
Location
El Bajío, Caborca, Sonora, Mexico.
Scope
Development of multidisciplinary detailed engineering for a new gold recovery plant associated with the Dipolos–Soledad Project. The scope covered the entire process, from the pregnant-solution pond through the return of barren solution to the leach pads, including solution pumping, the Merrill-Crowe plant, reagent handling, precipitate filtration, drying and smelting, as well as the auxiliary services, operational buildings, and electrical infrastructure required for operation.
Technical Data
- Ore placed on leach pads: 18 kTPD
- Normal pregnant-solution flow: 750 m³/h.
- Design flow: 975 m³/h
- Merrill–Crowe plant.
- Reagent preparation and storage.
- Precipitate filtration, drying, and smelting.
- Control rooms, laboratory, offices, and motor control centers.
- Maintenance workshops, general warehouse, and fuel station.
- General offices, medical services, dining facilities, and training areas.
- Utilities and wastewater treatment plant.
- Electrical and telecommunications infrastructure.


















