Red beds are sedimentary rocks — sandstones, siltstones, shales — coloured red by a coating of iron(III) oxide, hematite, on their grains. They form only where there is oxygen enough to oxidise iron.
বইগুলো এখনো বাংলা ভাষায় পাওয়া যায় না — ইংরেজি সংস্করণ দেখানো হচ্ছে।
Earth and Space Sciences · পরিভাষা
Red beds are sedimentary rocks — sandstones, siltstones, shales — coloured red by a coating of iron(III) oxide, hematite, on their grains. They form only where there is oxygen enough to oxidise iron.