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Re: Where can I get rocks?

Arthur wrote:

> Lately, I have been frustrated with the lack of rock
> available in the Houston area.

The coastal plains are pretty baron rock wise...  I'm part of that 
same plain, and the only rocks I can find are calcium rich.  :/  Even 
a bit north in the hill country, its all limestone.

>Rock shops (a.k.a Gem and Mineral shops) usually carry some types of
>rocks that are suitable for aquarium use.  They also carry a lot of
>exotic stones that may not be completely safe.  If you buy from them you
>should probably tell the sales person what you want to use it for and
>see if he or she has any cautions to give you.  Ask specifically if the
>rock is soluble or contains any carbonate minerals.

Watch for copper also.