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The GeologyOntario Web site will be undergoing a significant change at the beginning of 2017. As a result of hardware upgrades and the requirement for the site to be compliant with the Accessibility for Ontarians with Disabilities Act (AODA), the search functionality will be simplified.

This affects all databases.

Further information on these changes and the use of the new site will be provided at a later date. If you have any questions, please contact the Publications Services Unit.

Please note that geoscience and mineral exploration data collected by the Mines and Minerals Division can be viewed spatially using the OGSEarth application (

NOTICE: Clients may experience problems using Internet Explorer when using our search tools. Please try your search using the latest Chrome or Firefox browser..

We are committed to providing accessible customer service.
If you need accessible formats or communications supports, please contact us.

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