Geological map of the major uranium mines near Bancroft, Ontario
  Granite, granitic gneiss  Paragneiss para-amphibolite  Marble  Syenite, syenitic and hybrid gneiss  Metagabbro
Own work using:

OpenStreetMap Data, © OSM Contributors
Canada DEM Data, OGL Canada
File:Bancroft Uranium Mining Map.jpg, PD
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