The content of smectite is next to that of illite.

蒙脱石含量仅次于伊利石，其变化趋势与伊利石相反。

Of these minerals kaolinite illite and chlorite are commonest.

在这些矿物中，高岭石，伊利石和绿泥石最常见。

The basis mineral combination of mantle rock is kaolinite—illite.

风化壳的基本矿物组合为高岭石—伊利石。

Illite is one of the major silicon containing minerals in bauxite ores.

伊利石是铝土矿中主要含硅矿物之一。

The main types of clay minerals are illite, smectite, kaolinite and chlorite.

粘土矿物主要由伊利石、蒙皂石、高岭石和绿泥石组成。