texture{ pigment{ color rgb<1.00,0.60,0.00>}
                 normal { pigment_pattern{ spiral1 5 sine_wave scale 1 rotate<-15,-15,0>
                                           color_map {[0, rgb 0.2]
                                                      [1, rgb 0.8]}
                                         } // end pigment_pattern
                          1 // intensity 
                        } // end normal
                 finish { phong 1  reflection{ 0.1 } }
               } // end of texture ---------------------------------------------------