Concepedia

The influence of rock characteristics on acid leach extraction and re-extraction of Cu-oxide and sulfide minerals

Sonia Helle, Óscar Jerez, Ursula Kelm, Matías Pincheira, Bob Varela

Minerals Engineering · 2009 · 11 citations · 3 references

DOI

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3

Experimental leaching of atacamite, chrysocolla and malachite: Relationship between copper retention and cation exchange capacity

Sonia Helle, Ursula Kelm · Hydrometallurgy · 2005 · 21 citations · Full text

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Improvement of mineralogical and chemical characterization to predict the acid leaching of geometallurgical units from Mina Sur, Chuquicamata, Chile

Sonia Helle, Ursula Kelm, Arturo Barrientos et al. · Minerals Engineering · 2005 · 20 citations

, , +17

Acid leaching of malachite in synthetic mixtures of clay and zeolite-rich gangue. An experimental approach to improve the understanding of problems in heap leaching operations

Ursula Kelm, Sonia Helle · Applied Clay Science · 2005 · 15 citations · Full text

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