it really depends on how big the tank is, how big the rock is, temperature, ph etc.... so i would say there is no real way of telling other than to actually do your own measurements
+1, however I would not try to keep any soft water species with it. There's been plenty of documented lack of success with the rocks.it really depends on how big the tank is, how big the rock is, temperature, ph etc.... so i would say there is no real way of telling other than to actually do your own measurements
Yeah, I'm just going to save them for another time.+1, however I would not try to keep any soft water species with it. There's been plenty of documented lack of success with the rocks.