Conicalcite - Mina Ojuela - Mapima - Durango - Mexico - Calcium Copper Arsenate Hydroxide - a minor ore of copper

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Keywords: atomic, chemical, chemistry, collect, collecting, collection, composition, crystal, crystallography, earth, economic, economically, gem, geology, green, important, mineral, mining, natural, physical, physics, resources, rock, sample, science, specimen, stone, structure, valuable