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cupriferous adj.含銅的,產銅的。

cuprite

Paraiba tourmalines are almost always quite small , since the beautiful cupriferous tourmaline crystals from the noble hill in paraiba were almost all fragments when they were discovered 為在巴西帕拉依巴山丘所發現的晶體幾乎都是未成顆的

These cupriferous tourmalines from the mina da batalha in the federal brazilian state of paraiba are small , rare and precious 小稀有且極珍貴是這些含有銅