cement gravel
胶结砂砾岩
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省内盆地多为红盆，岩性以砂砾岩为主，其次为砾岩和砂岩，胶结物以钙质和铁质为主。
Basins in Jiangxi province mostly are red basins dominated by sandy conglomerate, and some conglomerate and sandstone with calcareous and ferruginous cementation.
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