A natural mineral that is mainly a composition of hydrous aluminum silicates, Bentonite is negatively charged. It attracts iron, magnesium, sodium, and calcium. Out of all these cations, sodium and calcium are the two that are commonly attracted to bentonite. For this reason, there are predominantly two types of bentonite types on earth- calcium bentonite and sodium bentonite.
Calcium bentonite applications & uses
Sodium bentonite applications & uses