Results 71 to 80 of about 9,471 (224)
Organic amendments would generally be attractive additions for revegetation of ore refining residues that mostly contain negligible organic matter. However organic materials may not be available on mine sites in sufficient quantities and are bulky to ...
Fletcher, N. +3 more
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Through integrated in silico design, in vitro optimization, and in situ validation, we developed two probe‐based qPCR assays to detect cryptic phascogales from artificial habitat structures. This provides a robust, noninvasive tool to assist in evaluating fauna in managed landscapes.
Austin M. Guthrie +5 more
wiley +1 more source
This study gives an overview of recent and current research activities that are being conducted in Western Australia on the biology, ecology and pathology of Phytophthora cinnamomi in rehabilitated bauxite mines and the adjacent jarrah (Eucalyptus ...
Hardy, G.E.St.J.
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Coal fly ash (CFA) is an abundant industrial waste rich in silica and alumina and represents a viable feedstock for zeolite synthesis; however, high levels of calcium and iron limit zeolite purity and crystallisation. This study evaluates acid refluxing and acid roasting as pre‐treatment strategies for the simultaneous removal of Ca and Fe from high ...
Emmanuel Monkgomotsi Victor Gaolefufa +4 more
wiley +1 more source
Abstract The paleomagnetism of Miocene calc‐alkaline volcanics and sediments from Sardinia has firmly showed that the Corsica‐Sardinia microplate rotated 50°–60° counterclockwise (CCW) with respect to Europe between 21 and 15 Ma, during its drift from the Provencal margin. However, Permian to Eocene rocks from central‐south Sardinia revealed higher (up
Gaia Siravo +3 more
wiley +1 more source
In Amapá, northern Brazil, there is potential for large and not yet identified economical deposits of kaolin and bauxite in the Cenozoic belt of sediments that cover the margins of the Eastern Guiana Shield next to the Atlantic Ocean and the Amazon ...
Wilson Scarpelli
doaj +1 more source
Fine Bauxite Recovery Using a Plate-Packed Flotation Column
In this investigation, the fine-grained bauxite ore flotation was conducted in a plate-packed flotation column. This paper evaluated the effects of packing-plates on recovering fine bauxite particles and revealed the fundamental mechanisms.
Pengyu Zhang +4 more
doaj +1 more source
Long term storage of bauxite residue materials requires a capping stratum which will limit erosion while stabilizing slopes, limit deep infiltration of water into storage piles, and be aesthetically acceptable to the surrounding community.
Anderson, Jonathan
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F K‐edge XAS as a tool to examine F environments in complex inorganic systems
Experimental and computational F K‐edge X‐ray absorption spectra of a range of complex inorganic materials are presented and analysed, with discussion as to what information on F speciation and environment can be obtained from the spectra. Observations and recommendations are made that will assist future research in the collection and analysis of high ...
Malin C. Dixon Wilkins +2 more
wiley +1 more source
Pretreatment of bauxite with hydrogen [PDF]
"As part of a U.S. Bureau of Mines program seeking improvements to the Bayer process, a typical Jamaican bauxite was heated at temperatures up to 500 deg C in hydrogen, its leachability under Bayer process conditions was measured, and properties of its ...
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