The 1M Geological Map of Chile data covering the whole of continental country is available in this OGC WMS service for your personal, non-commercial use only and is being served as a contribution to the OneGeology initiative(www.onegeology.org). Separate lithostratigraphy geology and Structural layers are available in this service.
The layer names are lithostratigraphy and structural respectively.
For information about more of the National Service of Geology and Mining of Chile's maps that are available digitally please visit http://sigeo.sernageomin.cl. Reference systems offered by this service are:EPSG:4326, EPSG:27700.