porous

I am looking for some more of that "porous mossy rock" that came in from Calif. a while back that folks from CCA and GWAPA got. I got 50# of it and have since changed plans and need a lot more. Another 75 - 100# would be good. If anyone has some they want to sell, please let me know.

I was thinking about the porous rock, but I'm planning to silicone the stuff together and make a rock wall, or a reef or a couple of towers. The porous rock really looks heavy, so I was going to wander around Irwin Stone and see if I couldn't find something lighter to work with. I also want...