chal·co·cite 
(kălkə-sīt′)
(kălkə-sīt′)n.
A dark gray mineral, essentially Cu2S, that is an important ore of copper.
[Alteration of obsolete chalcosine, from Greek khalkos, copper.]
| 单词 | chalcocite |
| 释义 | chal·co·cite (kălkə-sīt′)n. A dark gray mineral, essentially Cu2S, that is an important ore of copper. [Alteration of obsolete chalcosine, from Greek khalkos, copper.] |
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