In premise of full understanding geologic background, the analysis of hydrochemistry, carbon-oxygen isotope and rare earth element (REE) were made, then the results yielded as follow.

文章在充分了解地质背景的前提下，对冰凌山钙华的水化学、碳氧同位素和稀土元素作了研究分析，从而取得以下成果。

youdao

Based on the carbon and oxygen isotopic composition and rare earth element (REE) patterns, the origin of the Dabaoshan deposit is considered to be related to the sea-floor thermal events.

根据含矿层序中的碳、氧同位素组成和稀土元素(REE)模式，认为大宝山矿床是海底热事件的结果。

youdao

At this point and for the foreseeable future, Avalon, (AVL) Molycorp (MCP), Rare Element Resources (REE) and others are proceeding to develop production facilities in the United States to reduce dependence on the unpredictable Chinese.

FORBES: Avalon Rare Metals Announces Shelf Registration