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搜索结果: 1-14 共查到Oligocene相关记录14条 . 查询时间(0.046 秒)
2018年11月,国际石油地质重要期刊《AAPG Bulletin》刊发了中国地质大学关于中国东部渤海湾盆地断陷湖盆浅水三角洲发育特征的研究成果,并且野外露头照片被设置为本期封面。论文第一作者为资源学院构造与油气资源教育部重点实验室黄传炎高级工程师,共同作者分别为资源学院王华教授,东方地球物理公司涿州分院张宏伟,华北油田研究院吴健平,资源学院刘英杰。
The divergence of the two superfamilies belonging to the Infraorder Catarrhini –Cercopithecoidea (Old World monkeys) and Hominoidea (apes, including humans) – is generally assumed to have occurred dur...
There are many outcrops of the Tertiary sediments in northeast India and a large number of plant megafossils have been described from there. Among all, the Late Oligocene sedimentary basin of Makum Co...
The detailed analysis of molluscan and planktonic foraminiferal fauna in the Oligocene Çardak-Dazkırı sub-basin, in northeastern Denizli provin ce (western Turkey) allowed accurate da...
A paleopalynological study was performed on the fossilized pollen found in the coal and clay layers of the Akçelik Coalmine, which is one of the open lignite quarries located at the northern pa...
Bieńkowska-wasiluk, M. and radwański, A. 2009. A new occurrence of sharks in the Menilite Formation (Lower Oligocene) from the Outer (Flysch) Carpathians of Poland. Acta Geologica Polonica, 59 (2), 23...
Many Oligocene Manganese deposits are found in the Trace basin, a Tertiary collisional-collapse type basin in the northwestern part of Turkey. All the mineralizations are originally sedimentary type. ...
A detailed ichnological analysis, for the first time, has been preformed on Upper Eocene-Lower Oligocene Transition of Manipur, Indo-Myanmar Ranges (Northeast India). Previous trace fossil analyses in...
A paleopalynological study was performed on the fossilized pollen found in the coal and clay layers of the Akçelik Coalmine, which is one of the open lignite quarries located at the northern pa...
The clay mineral content of the Oligocene sediments in the Linxia basin has been investigated using X-ray diffraction, scanning electron microscopy, and high-resolution transmission electron microscop...
Abstract: Otay-type waxy bentonites of San Diego County are illite-smectite (I-S) with 85% dioctahedral smectite mixed with dioctahedral illite showing a Reichweite of 0. Primary or secondary waxy ben...
Abstract: Sedimentary zeolites clinoptilolite, mordenite and erionite occur as diagenetic products of ash falls of rhyolitic composition from the Oligocene Chichindaro Formation at the limits of the M...
Abstract: Hydrogen- (δD = −106 to −97‰) and oxygen-(δ18O = +14.0 to +16.6‰) isotope compositions of kaolinite from late Cretaceous and Oligocene deposits at Iwaizumi, northeastern Japan, i...
Montmorillonite and K-feldspar deposits of potential economic interest occur in the Late Oligocene-Miocene tuffs of the Vizcarra Formation in the state of Durango, Mexico. The two minerals were formed...

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