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。
Petalite
花瓣石
LiAlSi4O10
LiAlSi₄O₁₀
This sample of petalite is displayed in the Smithsonian Museum of Natural History. Petalite is a silicate mineral of lithium and aluminum with the composition LiAlSi4O10. The sample at left is about 5 cm across and is of unknown origin.