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dolomite problems?

  1. New Gravel, Plants Dying

    Beginner Freshwater Aquarium
    I recently made some significant changes to my tank, including changing out the gravel. I had the standard light brown gravel and have been unsatisfied with the way it looks for some time. So I purchased some black gravel (I think it is dolomite). I also added two large pieces of driftwood to...