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。

Thorianite

托里安石

ThO2

ThO₂

This sample of thorianite is displayed in the Smithsonian Museum of Natural History. Thorianite is an oxide of thorium . It has the composition ThO2. This sample is about 1.5x1.5 cm and is from Asiva Region, Madagascar.

这种钍华石样品陈列在史密森尼自然历史博物馆中。钍华石是一种氧化钍，其化学式为ThO₂。该样品尺寸约为1.5×1.5厘米，来自马达加加的阿西瓦地区。

Mindat: Thorianite

Mindat: Thorianite（专名或术语）
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