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Detailed description, properties, and locality information guide about the copper ore mineral chalcopyrite.
Database last posted: August 03, 2017 For further information on mineral assessment reports or products, or comments/problems and/or suggestions ...
Sphalerite is the principle ore of zinc. In some localities, it occurs with significant amounts of the rare elements cadmium, gallium, and iridium, and it is also the ...
Recovery of Phosphate Minerals from Plant Tailings Using Direct Froth Flotation
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Bornite Isomertieite Arsenopalladinite Gold. Comments: Light grayish grain of intimately intergrown isomertieite and arsenopalladinite (in the center of the picture ...
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Malachite is a green copper mineral used as a gemstone, sculptural material, and pigment for millenia. It is a minor ore of copper but is more valuable today for ...