"Micha Riser" <mri### [at] gmxnet> wrote in message
news:3d3a6e8b@news.povray.org...

> two ior values defined. Which one does POV use?

My 2c.

Since ior is defined in the finish a surface property), the overlap is
irrelavent?

The only place that this would be an issue is on co-incident surfaces, which
are a no-no anyway (for presumably exactly this kind of reason).

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