(Q40270)
Statements
nearby San Lucas de Ocampo. These are correlated with Permian rocks which the Mexican Geological Survey
rocks. The oldest rocks in the San Agustin area are Cretaceous siltstones, sandstones, and limestones.
property is mainly hosted by three main rock types: Cretaceous sedimentary rocks, a dacite dome complex
and are assigned an age of Upper Jurassic to Lower Cretaceous. The volcanic complex of the Sierra Madre
the Mezcalera Formation of Upper Jurassic to Lower Cretaceous. Quartz Monzonite (Dacite Porphyry) The
mineralization related to diatreme breccia pipes emplaced in a Cretaceous sedimentary sequence and a Tertiary intrusive
on the east flank of the SMO and is comprised of Jurassic to Late Tertiary sedimentary and volcanic
the Parral Group and are assigned an age of Upper Jurassic to Lower Cretaceous. The volcanic complex
associated with the Mezcalera Formation of Upper Jurassic to Lower Cretaceous. Quartz Monzonite (Dacite
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