Bedrock Geology of Ontario (OGS MRD-126)
Data representing the solid rock underlying the Province of Ontario at a compilation scale of 1:250 000. Data includes: bedrock units, major faults, dike swarms, iron formations, kimberlites and interpretation of the Precambrian bedrock geology underlying the Hudson Bay and James Bay lowlands Phanerozoic cover.
Accessing OGS maps and data using Google Earth
Bedrock Geology of Ontario [computer file]. (2003). Sudbury, ON: Ontario Geological Survey. Available: Scholars GeoPortal access http://geo2.scholarsportal.info/ (Accessed date).