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Yukti posted an Question
February 26, 2021 • 20:33 pm 30 points
  • IIT JAM
  • Geology (GG)

What is a mottled red sandstone?

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  • Veer vikram singh best-answer

    Mottled red sandstone is variety of sandstone whose colour is mottled red. This colour comes due to the presence of ferruginous (e.g. iron oxides) matrix and/or cement in the pore spaces of sandstone. The mottled red sandstone represents oxidizing environment of during or after the formation of the rock because the iron oxides can only form under oxidizing environment.

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