Sodium Bentonite

2019822bentonite b n t n t is an absorbent aluminium phyllosilicate clay consisting mostly of montmorillonite was named by wilbur cnight in 1898 after the cretaceous benton shale near rock river, wyomingthe different types of bentonite are each named after the respective dominant element, such as potassium k, sodium na, calcium ca, and aluminium al.