它们都是钾和钙的铝硅酸盐类。
They are aluminosilicates of sodium, potassium and calcium .
寒武系磷矿主要由钙磷酸盐、碳酸盐、硅质及硅酸盐类等矿物组成。
The Cambrian phosphoric ore is mainly composed of calcic phosphate, carbonate, silica and silicate minerals.
蒙脱石是属于2∶1型层状硅酸盐类粘土矿物，具有优异的物理化学性能。
Montmorillonite belongs to 2:1 style phyllosilicates clay minerals, with many excellent physical and chemical characteristics.
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