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Archaean
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Australasia
2
Australia
2
Colloids
2
Ferruginous shale
Iron
2
Jaspilite
2
Keywords: Banded iron-formation
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Oxygen
2
Pilbara Block
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Seawater
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Sedimentary rocks
Sedimentation
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Stratigraphy
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Volcanoes
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Western Australia
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asteroid
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asteroid impact
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banded iron-formation
2
early Proterozoic
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ejecta
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sediment
terrain
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