早中新世(early Miocene) N,带l 898m一2 120m 本带找到4种带化石:Catapsydrax stain如rthi (Cs)、Globigerinoides altiapertura、Globigerinoides pa...
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The paleomagnetism age of the xiejia mammal fauna is about 18Ma. It dates as late early Miocene and is approximately equivalent to early MN4.
著名的谢家哺乳动物群年龄大约为18Ma左右,为早中新世中晚期,相当于MN4最早期。
参考来源 - 青海西宁盆地早中新世磁性地层学研究·2,447,543篇论文数据,部分数据来源于NoteExpress
我国最近发现的早中新世季风记录,对东亚季风系统何时形成又提出了疑问。
The recent discovery of monsoon records in early Miocene raised a question of the time when the East Asian monsoon system initiated.
包裹体等分析表明,盆地油气运移始于晚渐新世—早中新世,延续至第四纪。
Inclusion data shows that the migration of petroleum in the basin initiated from the Late Oligocene to the Early Miocene, up to the Quaternary.
珠江口盆地晚渐新世至早中新世所形成的珠江组和珠海组是盆地内烃类的重要储集层,在珠三坳陷中珠江组砂岩比珠海组的更为重要。
The sandstones of Zhujiang and Zhuhai formations, which were formed during the Late Oligocene and Early Pliocene, are major reservoir for hydrocarbon in Pearl River Mouth Basin.
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