Urn.inc

//(c) Robert J Becraft.  All Rights Reserved.
#declare Urn=union{
difference{
union{
sphere{<0,0,0> .5}
cylinder{<0,-.05,0><0,0,0> .52}
}
sphere{<0,0,0> .45}
box{<-.6,0,-.6><.6,.6,.6>}
}
cone{<0,-.45,0>.2 <0,-.6,0> .1}
cone{<0,-.6,0> .1 <0,-.75,0> .2}
cylinder{<0,-.75,0><0,-.78,0> .25}
cylinder{<0,-.78,0><0,-.8,0>.3}
cylinder{<0,-.8,0><0,-.85,0>.35}

//intersection{
cylinder{<0,-.02,0><0,-.01,0> .48 texture{Dirt scale .5 rotate<0,45,0> }} // dirt 
// cylinder{<0,-.02,0><0,-.01,0> .48}
//} 
}