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地质学报 1940

OntheAgeoftheHsiwanCoalSeries

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Abstract:

ThegeologyoftheHsiwancoalfieldhasbeenstudiedbyDr.YohoftheGeologicalSurveyofKwangtungandKwangsiandMessrs.MengandChangoftheGeologicalInstituteoftheAcademiaSinica.AlltheseauthorsassignedaLowerCarboniferousagetothecoal-bearingseries.Theirgroundsareprobably

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