Q126
C-axis spacing of illite is
A.
72 nm
B.
100 nm
AnswerC.
140 nm
D.
180 nm
Answer: Option B
Solution
Answer: Option B
Solution:
IIIite is a group of closely related non-expanding clay minerals. It is a secondary mineral precipitate and its structure is a 2 : 1 sandwich of silica tetrahedron-alumina octahedron-silica tetrahedron layers. C-axis spacing of illite is 