The REEs is positively correlated with Al and enrichment factos calculated with respect to the crustal abundance is close to 1, which indicates the REEs in Chukchi Sea sediment are predominantly of continental origin.
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美
- 稀土元素與指示陸源的元素Al具有良好的正相關(guān)關(guān)系 ,相對于地殼豐度所計算的富集因子接近于 1 ,進(jìn)一步說(shuō)明楚科奇海沉積物中的稀土元素以陸源物質(zhì)輸入為主 ,通過(guò)江河攜帶入海 ,最后隨碎屑物質(zhì)、懸浮物而沉積下來(lái) ,并保持一種穩定的沉積狀態(tài)。
