chalcocite

名词 chalcocite:

1. a heavy grey mineral that is an ore of copper
   同义词：copper glance

chal.co.cite

n.（名词）
A dark gray mineral, essentially Cu2S, that is an important ore of copper.
辉铜矿：一种深灰色矿物，主要成分为Cu2S，一种重要的铜矿石

来源：
Alteration of obsolete chalcosine
废语 chalcosine的变化
from Greek khalkos [copper]
源自 希腊语 khalkos [铜]