Mexican Geological Survey (SGM) — Portal
Free Mexican Geological Survey resources — Carta Geológico-Minera maps at 1:250,000 covering all of Mexico, plus GeoInfoMex national geoscientific database.
Public-domain full text preserved in the Mountain Man Mining Library. Original source: www.gob.mx.
Mexican Geological Survey (SGM) — Portal Author: Servicio Geológico Mexicano Year: 2024 Category: International Free Mexican Geological Survey resources — Carta Geológico-Minera maps at 1:250,000 covering all of Mexico, plus GeoInfoMex national geoscientific database. Tags: Mexico, SGM, maps, Spanish, Latin America Source: ://www.gob.mx/sgm