Skip to Main Content
Skip Nav Destination

Coal deposits in the state of Sonora are distributed mainly in two regions. One is the Cabullona region, in the northeast, where the coal is contained in the Cintura Formation of Early Cretaceous age; its physical and chemical characteristics place it in the hypo-bituminous rank. The other region is in La Barranca, east-central Sonora, where the coal is contained in the Santa Clara Formation of Triassic-Jurassic age; there the coal ranks as anthracite. This region has been divided into the San Marcial, San Javier, Santa Clara, and San Enrique areas.

The Cabullona region is currently in the regional exploration stage,...

You do not currently have access to this chapter.

Figures & Tables




Citing Books via

Close Modal

or Create an Account

Close Modal
Close Modal