object{ Icosahedron  
        scale <1,1,1>
        material{   //-----------------------------------------------------------
         texture { pigment{ color rgbf<0.6,0.95,0.7,0.45> }
                   //  normal { bumps 1 scale 0.85 }
                   finish { phong 1 reflection 0.25 specular 0.9 roughness 0.001 phong 1 phong_size 400 }
                 }
         interior{ I_Glass  caustics 0.2 }
        } // end of material ----------------------------------------------------
             scale <1,1,1>*1  rotate< 0,0,0> translate<0,0,0>
       } // end of object  ------------------------------------------------------
 