Mexico’s Best Base Metals Drilling Intercepts, Third Quarter 2025

Twelve companies released base metals drilling intercepts from projects in Mexico during the week. The highest intercepts were both from operating mines: at Pan American Silver’s La Colorada in Zacatecas, with 50.30 m averaging over 1% copper and at Luca Mining’s Campo Morado in Guerrero with 64.70 m averaging 1.6% lead and 4.3% zinc.

The deposits are widely distributed from the north of the country in Sonora and Chihuahua to the south in Oaxaca across eight states. Almost two thirds of the projects are from intermediates sulfidation epithermal systems, with the reminder belonging to the IOCG (La Huerta), volcanogenic-VMS (Campo Morado) and carbonate replacement deposits-CRD (Plomosas). There are two other deposits that deserve special mention: Las Coloradas in Chihuahua, that presents intermediate sulfidation epithermal mineralization probably related to a porphyry copper system, and Camino Rojo in Zacatecas, which also presents intermediate sulfidation epithermal mineralization along carbonate replacement (CRD) and skarn mineralization characteristics.

Although intermediate sulfidation epithermal systems dominate this list, it is worth noting that IOCG, skarn, CRD and VMS deposits are on the first four positions on the three sections and present the strongest drill intercepts in copper, lead and zinc.     

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