31375454[sedimentary rock by composition]PT2026-03-30 20:41:16BT31344771sedimentary rockPTNT31344730chertPTNT31412258argillaceous rockPTNT31412261carbonate rockPTNT31412267sandstonePTNT31412271buhrstonePTNT31412283spongolitePTNT31412285phosphoritePTNT31412287siliceous rockPT