https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=57566
Natural Resources Canada, 10 juillet 2011
Hamilton, B, Biotite-garnet-quartz-grunerite gneiss, Natural Resources Canada Photo Collection # 2014-058, 2011
Photographie