【摘 要】
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It has been an intense debate on the exact boundary between Ediacaran and Cambrian in the southwest Yangtze Block.The calibration of this critical boundary has
【机 构】
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YunnanInstituteofGeologicalSurvey,KeyLaboratoryofSanjiangMetallogenyandResourcesExplorationandUtiliz
【基金项目】
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The authors appreciate the comments given by the reviewers and editors.The work was financially supported by projects of“1∶50000 Regional Geological Survey of Samaki,Yinmin,Guicheng”and“Shugu Sheets i