The determination of trace element distributions in coals using sequential chemical leaching—A new approach to an old method von Spears, D.A.

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Discovery of Ge-bearing mineral in a Carboniferous coal from the Yuzhou Coalfield, southern part of the North China Basin von Shen, Wenchao, Zhao, Cunliang, Zhang, Jingsen, Arbuzov, SI, Spears, DA

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The origin of tonsteins, an overview, and links with seatearths, fireclays and fragmental clay rocks von Spears, D.A.

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Characterization of unburned carbon from ash after bituminous coal and lignite combustion in CFBs von Bartoňová, L., Klika, Z., Spears, D.A.

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The use of laser ablation inductively coupled plasma-mass spectrometry (LA ICP-MS) for the analysis of fly ash von Spears, D.A

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Trace elements in combustion residues from a UK power station von Spears, D.A., Martinez-Tarrazona, M.R.

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Geochemistry and origin of elements in some UK coals von Spears, D.A, Zheng, Y

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A review of chlorine and bromine in some United Kingdom coals von Spears, D.A.

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Mineral matter and trace elements in coals of the Gunnedah Basin, New South Wales, Australia von Ward, Colin R, Spears, D.A, Booth, Carol A, Staton, Ian, Gurba, Lila W

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The geochemistry of environmentally important trace elements in UK coals, with special reference to the Parkgate coal in the Yorkshire–Nottinghamshire Coalfield, UK von Spears, D.A., Tewalt, S.J.

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MAS NMR study of surface-modified calcined kaolin von Liu, Qinfu, Spears, D.A., Liu, Qinpu

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The composition of size-fractionated pulverised coal and the trace element associations von Spears, D.A., Booth, C.A.

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Role of clay minerals in UK coal combustion von Spears, D.A

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The distribution and origin of trace elements in a UK coal; the importance of pyrite von Spears, D.A, Manzanares-Papayanopoulos, L.I, Booth, C.A

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Effect of boiler output on trace element partitioning during coal combustion in two fluidised-bed power stations von Klika, Z, Bartoňová, L, Spears, D.A

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A geochemical and mineralogical update on two major tonsteins in the UK Carboniferous Coal Measures von Spears, D.A., Arbuzov, S.I.

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Use of laser ablation ICP-MS to determine trace element distributions in coals, with special reference to V, Ge and Al von Spears, D.A., Borrego, A.G., Cox, A., Martinez-Tarazona, R.M.

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Distribution of environmental sensitive trace elements in the Eocene Sorgun coals, Turkey von Karayigit, A.I, Spears, D.A, Booth, C.A

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The determination of low level trace elements in coals by laser ablation-inductively coupled plasma-mass spectrometry von Booth, C.A., Spears, D.A., Krause, P., Cox, A.G.

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Geological controls on the sulphur distribution in British Carboniferous coals: a review and reappraisal von Spears, D.A, Rippon, J.H, Cavender, P.F

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