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  ______    _____    _____     __   __            
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 `____ `   | ||__   | |  \ ||   \ ` //   |    \\  
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 `__ `     |_____|| |_____//     |_||    |  __//  
 /_//      `-----`   -----`      `-`'    |_|`-`   
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Text this: Early proterozoic tectonothermal event south of the red river shear zone in Vietnam: first evidence from ... dating of single grain hornblende