毒砂、黄铁矿微量元素含量呈现出随着成矿流体从早期到晚期的演化而减少，并普遍亏损高场强元素，富集LREE的特征；
The ore-forming fluid had weak reducibility. Race elements of arsenopyrite and pyrite were reduced by ore-forming fluid with the evolution. There were relatively high LREE and low HREE.
到全新世晚期，由于全球气候的变化和优势的北北东方向风力的逐渐增强，河谷洼地与海湾相联结的地区长时间受风沙的堆积而形成岚湖。
Due to the change of the global climate and gradually strengthened predominant NNE wind in Late Holocene, the eolian sand had been accumulated for a long time in the area b…
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