Editorial

ASHWORTH K. L. : ‘The origins of iron ores in the Middleback Ranges of South Australia', Unpublished PhD thesis, University of Durham, UK, 1973, 439 pp.

BARLEY M. E. , PICKARD A. L. , HAGEMANN S. G. and FoLKERT S. L. : ‘Hydrothermal origin for the 2 billion year old Mount Tom Price giant iron ore deposit, Hamersley Province, Western Australia', Mineraliunt Deposita, 1999, 34, 784–789.

BERGE J. W. , JOHANSSON K. and JACK J. : ‘Geology and origin of the Nimba hematite ores of the Nimba Range, Liberia', Econ. Geol., 1977, 72, 582–607.

VAN J. DORR N. Jr : ‘Nature and origin of the high-grade hematite ores of Minas Gerais, Brazil', Econ. Geol., 1965, 60, 1–46.

GOLDRING D. C. : ‘Significance of pre- or syntectonic origin for certain iron ores hosted in banded iron formation', Applied Earth ScL (Trans. Inst. Min. Metal!. B), 1991, 100, B148—B158.

KNEESHAW M. : ‘Pilbara iron ore classification— a proposal for a common classification for BIF-derived supergene iron ore', Proc. Australas. Inst. Min. Metall., 1984, (289), 157–162.

LINDGREN W. : ‘Mineral deposits', 930; 1933, New York, McGraw-Hill.

MORRIS R. C. : ‘A textural and mineralogical study of the relationship of iron ore to banded iron-formation in the Hamersley iron province of Western Australia', Econ. Geol., 1980, 75, 184–209.

MORRIS R. C. : Supergene alteration of banded iron-formation, in ‘Iron-formation: facts and problems' (ed. Trendall A. E , Morris R. C. ), Vol. 6, ‘Developments in Precambrian geology‘, 513–534; 1983, Amsterdam, Elsevier.

MORRIS R. C. : ‘Genesis of iron ore in banded iron-formationby supergene and supergene-metamorphic processes — a conceptual model', in ‘Handbook of strata-bound and stratiform ore deposits', Vol. 13, (ed. Wolf K. H. ), 73–235; 1985, Amsterdam, Elsevier.

MORRIS R. C. : ‘Genesis of high-grade hematite orebodies of the Hamersley province, Western Australia — a discussion', Econ. Geol., 2002, 97, 177–179.

PERCIVAL E G. : ‘Enrichment of banded iron ore, Kedia d'Idjil, Mauritania’, Proc. Kiev Symp. 20–25 August 1970, 281–288; 1973, Paris, UNESCO.

POWELL C. McA. et al.: ‘Synorogenic hydrothermal origin for giant Hamersley iron oxide ore bodies', Geology, 1999, 27, 175–178.

TAYLOR D. .: ‘Genesis of high-grade hematite orebodies of the Hamersley province', Econ. Geol., 2001, 96, 837–873.

TAYLOR D. , DALSTRA H. J. and HARDING A. E. : ‘Genesis of high-grade hematite orebodies of the Hamersley province, Western Australia — a reply', Econ. Geol., 2002, 97, 179–181.