Conference Proceedings
Iron Ore 2011
Conference Proceedings
Iron Ore 2011
Development Options for the Eyre Peninsula Magnetite - An Owner's Perspective
The Eyre Peninsula (EP) has been known for its iron ore for more than a century. Edward John Eyre noted the ironstone outcrop at what is now Iron Knob in the 19th century. Sir Douglas Mawson visited and reported on the geology of the lower EP in 1906, noting the widespread presence of iron stone and the likelihood of copper being associated with the iron stone. Despite this knowledge there has been only one successful iron ore mining region developed on the EP and that is Iron Knob and the Middleback Ranges which have been mined continuously since 1899. The Middleback Ranges can justly lay claim to be birth place of the Australian iron ore and steel industries.The discovery of large scale haematite resources in Western Australia meant that there was no need to seek out iron ore that needed benefi ciation. The low price of iron ore precluded further development of the EP and many other areas in Australia and overseas. This situation changed rapidly in the mid-2000s with the emergence of China as the world's industrial power house and the soaring demand and price for many resources including iron ore. This triggered a flurry of activity across Australia and led to the rapid exploration and drives to develop the EP iron ore. A brief examination of the magnetic maps of the EP shows the wide spread presence of magnetite and associated smaller haematite deposits. A closer look reveals the magnetite deposits to vary in formation style and host rock lithology as well as being significantly altered by regional metamorphism._x000D_
*This is an abstract only. No paper was provided for this abstract.*
*This is an abstract only. No paper was provided for this abstract.*
Contributor(s):
J White, B Hammond
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- Published: 2011
- PDF Size: 0.047 Mb.
- Unique ID: P201106007