High!

Bill Hails wrote:

> You could create the isosurface without holes then use trace() and
> difference out the craters, but that doesn't help with the rims.

Interesting approach... perhaps I would even be able to generate halfway 
believable rims!

> You might be able to add the crackle pigment as a function to
> the isosurface, but I'm not sure how that would turn out.

This is exactly what I did in my current attempts!

See you in Khyberspace!

Yadgar

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