The Canadian National Railroad owns this 4.97 Km tunnel straight through Mont Royal. Specimens recovered from the dig were intensely studied at McGill in the 1922-30 period and are on display at the Redpath Museum, McGill University campus.
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!