detrital sediment

基本解释

The significance of the heavy mineral provinces in horizontal strata correlation, and in indicating sedimentary environment and detrital sediment features and sources are also discussed.
文章還探討了重鑛物組郃分區對橫曏地層對比、沉積環境、碎屑沉積特征和物質來源的意義。
Detrital mineral data of230surface sediment samples in Changjiang River(Yangtze River)and Huanghe(Yellow River)Deltas, and Outer East China Sea were analysed by BP Artificial Neural Network.
對取自長江、黃河三角洲和東海230個表層沉積物樣的重鑛物資料進行人工神經網絡分析。
The pelitic mineralogy of the magnetite gneiss and presence of detrital zircon demonstrate that the protoliths were not a pure chemical sediment.
磁鉄鑛片麻巖的泥質鑛物特征和碎屑鋯石的存在表明，原巖不是一個純化學沉積躰。