Page 501 - NEWGEN21-Proceedings-Full
P. 501

Structural regimes: main mineralisation event



                                                                                                                                                          s1

                        s2=s3











                                                                     PDZ: principal displacement zone
                                                                              R: synthetic Riedel shear                                                                  s2
                                                                              R’: antithetic Riedel shear
                                                                              T: tenshion gashes/ veins                        s2


                                           s1                                                                                                                                        s3
              s1
                                                                                                                       s3



  s2=s3                                                                      s2=s3








                                                                                                                                                    s1

                            s2=s3
                                                                                                                    copper (late): N-S transpression: N-S trending
    gold (early): sub-vertical compression; orthogonal vein set                                                     veins fractured and reverse faults with sulphides
    Granitoid intrusion?                                                                                            Paterson deformation?
   496   497   498   499   500   501   502   503   504   505   506