Mots clés : Maroc, Anti-Atlas, Iourirn, quartz aurifère, sulfure, Or. The gold bearing district of Iourirn (Tagragra of Akka inlier, western Anti-Atlas, Morocco): example of mesothermal mineralization in the Paleoproterozoic formations. Abstract. The Iourirn gold occurrence is located at 260 km southeast of Agadir, in the inlier of Tagragra d ...