| 31. | :Steel comes from an ore called hematite which is in some rocks.
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| 32. | One of the skulls had teeth made of hematite.
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| 33. | Localized concentrations of hematite and olivine have been found.
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| 34. | Brown hematite was noted in the area of Tetuan.
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| 35. | The leaders of the project stopped short of confirming that hematite had been found.
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| 36. | Scientists chose the trench site because earlier observations revealed it is rich in hematite.
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| 37. | This is a chert containing oxidized iron in the form of hematite and goethite.
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| 38. | Other minerals known to exhibit framboidal structures include magnetite, hematite, and greigite.
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| 39. | The red rock member is hematite stained chert.
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| 40. | This allowed it to detect the presence of quartz, olivine, and hematite.
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