julia_fractal{ <-0.083,0.0,-0.83,-0.025>
   hypercomplex // quaternion, hypercomplex
   sqr              // Types: sqr  cube
   max_iteration 8
   precision 20     // 10...500

   texture{
     pigment{ color rgb<1,0.8,0.1>}
     finish { phong 1}
   } // end of texture
   scale<1,1,1>
   rotate<0,0,0>
   translate<0,0,0>
} // end of julia_fractal ----------