Have any of you heard of Lake Bonniville Tufa Rock? If so I was wondering if it was steral when it was cleaned out or if it would have to go through a cycle before you put it in your tank.
There are many people in the Salt Lake valley that use that rock with great success. The rock was supposedly formed like 3200 years ago. I personally have never used it but again many are...
Look up the Wasatch Reef Club
