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A paleomagnetic study was carried out on the Yangzhuang Formation (~1350 Ma) of the Jixian System in the North China Block (NCB). Detailed stepwise thermal demagnetization isolated two components. The soft component (component A) was interpreted as a remagnetization in the recent geomagnetic field. The hard component (component B) with higher unblocking-temperatures was carried by hematite. Its site-mean...
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