Bedrock Geology

Bedrock Geology contains information about 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.

Download the Bedrock Geology data in GIS format.