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Q: Which of the following is a type of argillaceous rocks ?
  • A. Syenite
  • B. Dolomite
  • C. Laterite
  • D. None of these
Correct Answer: Option C - Based on chemical characteristics– The rock may be classified as argillaceous, silicious and calcareous rock. Argillaceous rock– The principal constituent is clay (Al₂O₃) the rocks are hard and brittle. Ex- Slate, laterite, etc.
C. Based on chemical characteristics– The rock may be classified as argillaceous, silicious and calcareous rock. Argillaceous rock– The principal constituent is clay (Al₂O₃) the rocks are hard and brittle. Ex- Slate, laterite, etc.

Explanations:

Based on chemical characteristics– The rock may be classified as argillaceous, silicious and calcareous rock. Argillaceous rock– The principal constituent is clay (Al₂O₃) the rocks are hard and brittle. Ex- Slate, laterite, etc.