Bentonite Clay Mineral Deposits in Nigeria with their ...
Bentonite Clay Just like Nigeria, there are other Africa countries that are also rich in this type of mineral resources. Bentonite Clay, also known as aluminium phyllosilicate is an absorbent clay richly composed of montmorillonite and beidellite formed as result of the decomposition of volcanic ash mainly in the presence of water; It has a boiling point of 2760 o C and melting of 1300°C.