Origin of iron ore by diagenetic replacement of calcareous oolite

  title={Origin of iron ore by diagenetic replacement of calcareous oolite},
  author={M. Kimberley},
  • M. Kimberley
  • Published 1974
  • Geology
  • Nature
  • MANY non-uniformitarian1 or quantitatively improbable2 hypotheses have been offered to explain the origins of extensive sedimentary rocks rich in iron. Ironstones and iron formations3, here termed non-cherty and cherty iron ores, have, however, two consistent characteristics which suggest that their origins were fundamentally similar and involved processes which are still operative at present4. The first is the occurrence of mudrocks, or their metamorphosed equivalents, overlying individual ore… CONTINUE READING
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