chalcolite

例句：

1. 1. The mineral chalcolite is used in the production of dyes and pigments.
   这种矿物苦味酸盐用于生产染料和颜料。
2. 2.The ancient Egyptians used chalcolite to make pottery.
   古埃及人用苦味酸盐制作陶器。
3. 3.The chalcolite crystals were found in the riverbed, providing evidence of ancient mining activities.
   在河床上发现的苦味酸盐晶体，提供了古代采矿活动的证明。