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Which of the following members of clay minerals is formed by the decompositions of micas?(a) Chlorite(b) Illite(c) Kaolinite(d) Vermiculite |
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Answer» The correct choice is (d) Vermiculite Easiest explanation: Vermiculite is a very important and essential member of clay minerals which is normally formed by the decompositions of micas and occurs as completely large crystals of mica like appearance. It has a layer structure which basically consists of water particles and exchangeable cations which are mainly magnesium ions. |
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