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Its age determined by Rb - Sr isochron is 306 Ma , suggesting that it was formed at Hercynian.
据Rb -Sr 等时线测定,其年令值为306Ma, 说明它形成于海西期.
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Its age determined by Rb - Sr isochron is 306 Ma , suggesting that it was formed at Hercynian.
据Rb -Sr 等时线测定,其年令值为306Ma, 说明它形成于海西期.
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