Eolian origin of the Miocene loess-soil sequence at Qin’an, China: Evidence of quartz morphology and

• 出 处: Chinese Science Bulletin
• 发表日期: 2006年01期
• 关键词: quartz loess Miocene China an depositional plateau Quaternary finer Plateau

Recent study revealed that the so-called Neogene Gansu System in the western Loess Plateau contains loess-soil sequences of Miocene age[1]. A most com- plete sequence (QA-I) covers a time interval from ~22 to ~6.2 Ma BP, consisting of more than 230 visual

Recent studies revealed that so-called Neogene Gansu System in the western Loess Plateau contains loess-soil sequences of Miocene age [1]. A most com- plete sequence (QA-I) covers a time interval from ~ 22 to ~ 6.2 Ma BP, consisting of more than 230 visual