Shirakura Mineral Stone

Shirakura Mineral Stone is a swellable mineral stone made of montmorillonit, which enriches the water with important minerals and which serves as natural ion exchanger for cleaning the water. Due to its high ability to exchange ions, it can ligate poisonous substances such as ammonium/ ammoniac and heavy metals over a long period and store them safely so that those substances are no danger for shrimps.At the beginning it will look as if the Mineral Stone dissolved in the water. However, it does, of course, not. It only swells, which is necessary for storing the poisonous substances into its intermediate layers and for adsorbing them to the clay silicate.For health, vitality and bright colors as well as for avoiding skinning problems, it is of immense significance to sufficiently enhance the water with minerals and to quickly bind the poisonous substances. This is of particular interest when using natural, very soft water or substrate which softens the water. Using these, a lack of mine