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。

Chalcocite

辉铜矿

Cu2S

Cu₂S

This sample of chalcocite is displayed in the Smithsonian Museum of Natural History. Chalcocite is a sulfide mineral of copper with the composition Cu2S. This sample is about 12 cm wide and is from Bristol, Connecticut.

这种chalcostite样品陈列在史密森尼自然历史博物馆中。chalcostite是一种铜的硫化物矿物，化学式为Cu₂S。该样品宽约12厘米，来自康涅狄格州布里斯托尔。

This sample is about 5x9 cm and is from St. Ives Consols mine, Redruth, Cornwall, England.

这个样本尺寸约为5x9厘米，采自英格兰康沃尔郡雷德鲁特的圣伊夫斯矿脉。

Mindat: Chalcocite

Mindat: Chalcocite（专名或术语）
Minerals
矿物
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