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A paleointensity study using the Thellier’s method was made on Tertiary basaltic rocks in Inner Mongolia and Hebei Province, northeastern China. K-Ar ages were previously reported for all the rocks, which range around 6–8 Ma and 28–32 Ma. Sample selection was based on total quality of remanence behavior and rock magnetism. High stability to AF and thermal demagnetization, small difference between...
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