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Definition of Agardite
1. Noun. (minerology) Any of a group of copper arsenate minerals that contain varying proportions of several rare earth elements such as cerium, neodymium, lanthanum and yttrium. ¹
¹ Source: wiktionary.com
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1. Noun. (minerology) Any of a group of copper arsenate minerals that contain varying proportions of several rare earth elements such as cerium, neodymium, lanthanum and yttrium. ¹
¹ Source: wiktionary.com