Submerged intertidal calcareous sandstones in the Gulf of Kutch

N.H. Hashimi, V. Narayanan, B.G. Wagle


An area of about 950 sq km of the rocky bottom was demarcated near the southern side of the mouth of Gulf of Kutch. The mineralogical and petrographical studies indicate that the rocks are calcareous sandstone which are medium to fine grained and have the micritic matrix and framework of quartz and feldspars with rock fragments. The petrology of the rocks, study of foraminifera and the nature of insoluble residue suggest that these were formed in an intertidal region of deposition during the period of lowered sea level


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