https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=57950
Natural Resources Canada, 7 avril 2009
Ravenelle, J F, Photomicrograph showing an andalusite porphyroblast pseudomorph to fibrolite and retrograded to muscovite (cross-polarized light), Natural...
Photographie