| 1. | Other components are chalcopyrite, haematite, ilmenite, magnetite and pyrite.
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| 2. | Ores such as siderite, limonite and haematite occur too.
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| 3. | The colour of haematite depends on the crystal size.
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| 4. | Much of these rocks is coloured pink by haematite.
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| 5. | Chronology : Stone Age mining of haematite ( as red pigment ) near Sulzburg.
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| 6. | It had three coke fired haematite blast furnaces.
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| 7. | Mineral deposits such as haematite, calcite and epidote can be seen within these features.
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| 8. | This makes mining the ore an expensive proposition compared to typical ironstone or haematite opencasts.
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| 9. | Technological improvements in steelmaking reduced the dependence of the British steel industry on Cumbrian haematite.
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| 10. | Iron rich haematite is also present.
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