Pecos Mine: A Precambrian Geological Wonder In New Mexico

The ruins of the pueblos and missions of pecos lie on the east bank of glorieta creek near its junction with the pecos river at the south end of the sangre de cristo mountains in north. The pecos gold mine is located in close proximity to the town of tererro in new mexico. Terrero (pecos) mine, located approximately 14. 5 miles north of pecos, new mexico, along new mexico highway 63. Along the ridge west of cow creek, primitive road 156 forks to the left. The area of some 12,500 mi 2 is dominantly.

The precambrian terrane north of pecos, new mexico, contains meta­volcanic and metasedimentary rocks. The subaqueous volcanic rocks are of bimodal composition (basalt. The largest of these deposits is the pecos mine in the willow creek district, where 2. 3 million tons of ore containing pb, zn, cu, ag and au worth over $40 million were produced. Precambrian metavolcanic and metasedimentary rocks of the willow creek area, hereafter informally called the pecos mine series, are part of a regional assemblage of subaqueous.