Vidyalelo
Agriculture · Q259

Soil Science

Graduate and Post Graduate · Agriculture · question 259

Q259

Fibrous Clay mineral

A.
Kaolinite
B.
Coockite
C.
Lizardite
D.
Attapulgite
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
The fibrous Clay mineral is Attapulgite.
It is a magnesium aluminium phyllosilicate with the chemical formula (Mg, Al)2Si4O10(OH)·4(H2O) that occurs in a type of clay soil. It is a type of fuller’s earth. Attapulgite forms gel structures in fresh and saltwater by establishing a lattice structure of particles in fresh and saltwater by establishing a lattice structure of particles connected through hydrogen bonds.