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View Full Version : slate and shale?


jk
September 1st 03, 01:52 AM
I can never get these 2 straight? One is pretty hard, the other is very
flaky to the touch. Are they both OK for the average aquarium?


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JK Sinrod NY
Sinrod Stained Glass
www.sinrodstudios.com
Coney Island Memories
www.sinrodstudios.com/coneymemories