Rune S. Johansen <run### [at] inamecom> wrote :
>
>   sphere { <0,0,0>, 1
>     pigment { Gray75 }
>       normal { radial frequency 10 }
>       normal { gradient y scale .2 }
>   }
>
>
> As far as I know both pigments and normals overwrite each other when
layered
> and a test I made confirmed that.
>

    Not quite over-writes... try adding a scale to the first normal.

 sphere { <0,0,0>, 1
    pigment { rgb 0.75 }
      normal { radial frequency 10 scale 2.0 }
      normal { gradient y scale .2 }
  }

    But the document does not seem to be correct.

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