In article <408b492e@news.povray.org>, "St." <dot### [at] dotcom> wrote:

>    The aggregate was probably imported, but from where, I wouldn't
> know. One of the other 'stones' that was common, was a very 'spongy'
> looking mineral, very light in weight with zillions of holes and
> bubbles in it - I've no idea what that was, but probably an indication
> of intense heat too.

That was probably pumice, formed from lava containing a lot of dissolved 
gasses. It can often float due to its low density. It's often used as an 
abrasive, either ground into a powder or as solid blocks.


>    Another one was a beige coloured solid stone that smelled of
> sulphur - I really liked this one, but it was the wildlife that I was
> looking for that really interested me, lizards, mice, slow-worms, etc.

Don't know what that was...but native sulfur is often yellow-amber in 
color, that might have been an impure form.


>   The fossils were great too. There were plenty of "Devils Toenails",
> with which I would scare the life out of my sister...

Devil's Toenails...trilobites?

-- 
Christopher James Huff <cja### [at] earthlinknet>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: <chr### [at] tagpovrayorg>
http://tag.povray.org/

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