Tantora Montmorillonite Powder is a clay mineral composite of Montmorillonite. This clay is derived from geologic tectonic plate activity, volcanic action and river hydrolysis. Montmorillonite silicate has attracted and attached potent mineral nutrients from mountain soils and streams. Minerals in Tantora Montmorillonite Powder are suitable for freshwater dwarf shrimps or crayfish. The benefits of this powder are as same as Tantora White Mineral Stone, but powder form is more water soluble and has a couple more applications. Use Tantora MONT Powder as a water conditioner and food supplement.