Pisces Aqua Natural Coarse Aragonite 20lb

Calcium carbonate derived from marine aragonite is biogenic (created by living organisms) and naturally re-occurring. Protect the reef by using this superior and sustainable substrate.
Bahamas sand is raw, naturally renewable marine aragonite sand that is up to 98% pure calcium carbonate. It is tasteless, odorless, dustless and sustainable. Combined with its near chemical purity, size consistency, and small grain structure, Bahamas aragonite possesses numerous advantages making it a superior source of calcium carbonate.