camera{location<0,3,-5> look_at 0}

light_source{<20,10,-20> color <1,1,.9>}

sphere{0,1
       pigment{average pigment_map{
               [1 bozo color_map{[.7 rgb <1,1,.9>]
                                 [.85 rgb <1,1,.9>*.8]}
                  turbulence 1 octaves 8 omega .8 lambda 3
                  scale .5]
               [1 leopard color_map{[.3 rgb <1,1,.9>]
                                    [.5 rgb <1,1,.9>*.8]
                                    [.7 rgb <1,1,.9>]}
                  turbulence .2 octaves 8 omega .8 lambda 3
                  scale .2]
               [1 leopard color_map{[.2 rgb <1,1,.9>]
                                    [.4 rgb <1,1,.9>*.8]
                                    [.5 rgb <1,1,.9>]}
                  turbulence .2 octaves 8 omega .8 lambda 3
                  scale .07]
               [1 granite color_map{[0 rgb <1,1,.9>]
                                    [1 rgb <1,1,.9>*.8]}
                  scale .1]
               }}
       finish{ambient 0 diffuse .6 brilliance .3}
       normal{average normal_map{
              [1 bozo .1 slope_map{[.27,<1,0>][.3,<1,-1>][1,<0,0>]} turbulence .2 scale .05]
              [1 leopard 1 slope_map{[.45,<1,0>][.5,<1,-1>][1,<0,0>]} turbulence .2 scale .05]
              [1 leopard 1.3 slope_map{[.35,<1,0>][.4,<1,-1>][1,<0,0>]} turbulence .2 scale .07]
              [1 leopard .5 slope_map{[.47,<.8,0>][.5,<1,-1>][1,<0,0>]} turbulence .15 scale .2]
              [1 crackle 2 slope_map{[0,<1,-1>][.2,<.5,-.5>][1,<0,0>]} ramp_wave turbulence .3 scale 1]
              }}
       translate y}