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Which of the following is not a metamorphic change?(a) Calcite to schist(b) Limestone to marble(c) Shale to slate(d) Granite to gneissesI have been asked this question during an online exam.My enquiry is from Source and Classification of Stones in portion Materials for Construction of Basic Civil Engineering

Answer»

Correct option is (a) Calcite to schist

Explanation: Calcite is a carbonate mineral whereas schist is a METAMORPHIC ROCK formed by metamorphosis of mudstone/shale to the HIGHER DEGREE than slate.



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