Bilingual edition: English is preserved and Chinese follows each unit. Terminology uses the confirmed v20260916 glossary; automated semantic review remains traceable.
中英双语版：英文原文完整保留，中文紧随对应单元；术语采用 v20260916 确认表，自动语义审校结果可追溯。

Euxenite

埃克斯尼石

(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6

This sample of euxenite is displayed in the Smithsonian Museum of Natural History. Euxenite is a oxide mineral with a remarkable collection of rare elements: yttrium, cerium, uranium, thorium, niobium, tantalum and titanium. It has the composition (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6. The sample at left is about 12 cm across and is from Ambatafolsikely, Madagascar.

这种 xenite 样品陈列在史密森尼自然历史博物馆中。xenite 是一种氧化物矿物，含有丰富的稀有元素：钇、铈、铀、钍、铌、钽和钛。其化学式为 (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)₂O₆。左图中的样品宽约 12 厘米，来自马达加加的 Ambatafolsikely。

Mindat: Euxenite

Mindat: Euxenite（专名或术语）
Minerals
矿物
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