【Rocks under the Microscope】Published: Sept. 30, 2020 Volume 5, Issue 3 216 0

Introduction to Special Issue on Rocks under the Microscope

Hu Xiumian, Hou Mingcai, Lai Wen
doi：10.11922/csdata.2020.0088.zh.

【Rocks under the Microscope】Published: Sept. 30, 2020 Volume 5, Issue 3 192 2

Photomicrograph dataset of Cambrian Miaolingian–Furongian carbonates at the Jiulongshan section in western Shandong

doi：10.11922/csdata.2020.0066.zh

【Rocks under the Microscope】Published: Sept. 29, 2020 Volume 5, Issue 3 222 1

A microscopic image dataset of Sinian carbonate from Dengying Formation on the northwestern margin of Upper Yangtze

Qi Zhe, Hou Mingcai, Xu Shenglin et al.
Keywords： northwestern margin of Upper Yangtze；Dengying Formation of the Sinian；carbonate rocks；polarized photomicrograph
doi：10.11922/csdata.2020.0069.zh

Abstract：The paper presents a dataset of marine carbonate rocks from the Sinian Dengying Formation on the northwestern margin of the Yangtze, which was the first large-scale carbonate formation deposited in the Upper Yangtze region after the Nanh...

【Rocks under the Microscope】Published: Sept. 29, 2020 Volume 5, Issue 3 273 1

Dataset of microscopic images of rock slices from the Xuzhuang Formation in Ordos Basin

doi：10.11922/csdata.2020.0070.zh

【Rocks under the Microscope】Published: Sept. 29, 2020 Volume 5, Issue 3 176 1

A micrograph dataset of buried hills and overlying glutenite in Bozhong Sag, Bohai Bay Basin

Liu Yanpeng, Hou Mingcai, Liu Xiaojian et al.
Keywords： Bohai Bay Basin；buried hill；granite；glutenite
doi：10.11922/csdata.2020.0087.zh

Abstract：The Bohai Bay Basin is bordered by the Jiaoliao Uplift in the east, Taihangshan Uplift in the west, and limited by the Luxi Uplift and Yanshan Fold Belt in the north and south respectively. Overall, the basin is in the shape of an irregu...

【Rocks under the Microscope】Published: Sept. 28, 2020 Volume 5, Issue 3 245 2

A microscopic image dataset of Mesozoic metamorphic grains bearing sandstones from mid-Yangtze, China

Ma Qianli, Chai Rong, Yang Jianghai et al.
Keywords： Mesozoic；metamorphic grains；mid-Yangtze；microscopic image
doi：10.11922/csdata.2020.0053.zh

Abstract：This study presents a microscopic image dataset of the Triassic-Jurassic clastic rocks in Mid-Yangtze. Our samples are mainly medium to coarse sandstone. We systematically analyzed and partially counted detrital components of 86 samples,...

【Rocks under the Microscope】Published: Sept. 28, 2020 Volume 5, Issue 3 284 0

A micrograph dataset of Middle Jurassic clastic rocks in the northeastern Ordos Basin

Chao Hui, Hou Mingcai, Cao Haiyang et al.
Keywords： geological data；micrograph data；informatization；mineralogy；sedimentology
doi：10.11922/csdata.2020.0062.zh

Abstract：Micrographs of thin sections, which are even more important now than ever as Big Data is becoming a new engine of scientific discovery, have been the basis for geological research. Micrograph data are a powerful form of geoscience data. ...

【Rocks under the Microscope】Published: Sept. 28, 2020 Volume 5, Issue 3 214 0

A micrograph dataset of Late Ordovician carbonates in Northwest Tarim and South China

Chang Xiaolin, Hou Mingcai, Liu Xinchun et al.
Keywords： Upper Ordovician；Northwest Tarim；Middle Yangtze region；carbonate；fossil fragment
doi：10.11922/csdata.2020.0059.zh

Abstract：The Late Ordovician is a crucial period in the long geological history, during which carbonates deposited record the changes of the earth’s environment, as well as provide a foundation for the study of extinction events at the end of the...

【Rocks under the Microscope】Published: Sept. 28, 2020 Volume 5, Issue 2 278 0

A Photomicrograph Dataset of Upper Paleozoic Tight Sandstone from the Linxing Block on the Eastern Margin of the Ordos Basin

Li Panpan, Li Yangbing, Chen Xin et al.
Keywords： thin section；tight sandstone；Linxing block；Upper Paleozoic；Ordos Basin
doi：10.11922/csdata.2020.0055.zh

Abstract：Large-scale tight sandstone gas reservoirs developed from the Upper to the Lower Paleozoic in the Linxing block on the eastern edge of the Ordos Basin, with Benxi, Taiyuan, Shanxi, Xiashihezi, Shangshihezi, and Shiqianfeng Formations. Ti...

【Rocks under the Microscope】Published: Sept. 27, 2020 Volume 5, Issue 3 165 0

A photo photomicrograph dataset of the mid-Cretaceous rocks from Langshan Formation in northern Lhasa terrane, Tibet

Xu Yiwei, Hu Xiumian, Sun Gaoyuan
Keywords： Lhasa terrane；mid-Cretaceous；Langshan Formation；Photomicrograph
doi：10.11922/csdata.2020.0049.zh

Abstract：Microfacies analysis constitutes the basis for studying carbonate depositional environments. Although a scholarly tendency to categorize microfacies into distinct types is observed, there is a risk of ignoring continuity and congruity be...

【Rocks under the Microscope】Published: Sept. 27, 2020 Volume 5, Issue 3 231 0

A photomicrograph dataset of Late Cretaceous to Early Paleogene carbonate rocks in Tibetan Himalaya

Li Juan, Hu Xiumian
Keywords： carbonate；Early Paleogene；Late Cretaceous；photomicrograph；Tibetan Himalaya
doi：10.11922/csdata.2020.0072.zh

Abstract：Late Cretaceous to Early Paleogene shallow marine carbonates in Tibetan Himalaya have been determined to document the Neo-Tethys Ocean’s final stages. In this study, we use a polarized microscope and collected polarized microphotographs ...

【Rocks under the Microscope】Published: Sept. 27, 2020 Volume 5, Issue 3 213 0

Micrograph dataset of terrigenous siliciclastic rocks of the Late Devonian–Early Carboniferous Wutong group in the southern lower Yangtze River

Cai Wenpeng, Hou Mingcai, Chen Hanzhi et al.
Keywords： Southern lower Yangtze；Late Devonian–Early Carboniferous；Wutong group；siliciclastic rocks；micrograph dataset
doi：10.11922/csdata.2020.0068.zh

Abstract：At the end of the Caledonian orogeny, most parts of Southern China were exposed to and suffered from variable levels of weathering and denudation. The Devonian transgression submerged most of the Yangtze block, through which terrigenous ...

【Rocks under the Microscope】Published: Sept. 25, 2020 Volume 5, Issue 3 274 0

Standards for digital micrographs of sedimentary rocks

doi：10.11922/csdata.2020.0008.zh

【Rocks under the Microscope】Published: Sept. 25, 2020 Volume 5, Issue 3 271 0

Photomicrograph Dataset of Sand Grains from the Yarlung Tsangpo in Tibet

Dong Xiaolong, Hu Xiumian, Lai Wen
Keywords： sand grains；photomicrograph；sedimentology；machine learning；Yarlung Tsangpo；river sand
doi：10.11922/csdata.2020.0051.zh

Abstract：A vital step in river provenance analysis is analyzing and identifying sand and sediment components. Traditional statistical processes not only are time consuming and laborious but also yield data with uneven quality. Since these data ar...

【Rocks under the Microscope】Published: Sept. 23, 2020 Volume 5, Issue 3 167 0

A photomicrograph dataset of He-8 Member sandstone from the Upper Paleozoic in northeastern Ordos Basin

doi：10.11922/csdata.2020.0054.zh

【Rocks under the Microscope】Published: Sept. 21, 2020 Volume 5, Issue 3 261 0

Photomicrograph dataset of Early–Middle Jurassic rocks in the Tibetan Tethys Himalaya

Han Zhong, Hu Xiumian
Keywords： thin sections；polarized photomicrograph；Tethys Himalaya；Jurassic；carbonate rocks
doi：10.11922/csdata.2020.0048.zh

Abstract：Jurassic, well exposed in the Tethys Himalaya in southern Tibet (China), are important for studying the evolution of the paleo-ocean, paleoenvironment, and paleogeography of the eastern Tethys. Additionally, it is important to understand...

【Rocks under the Microscope】Published: Sept. 18, 2020 Volume 5, Issue 3 233 0

A carbonate microscopic image dataset of the Permo-Carboniferous Taiyuan Formation in southern North China

doi：10.11922/csdata.2020.0052.zh

【Rocks under the Microscope】Published: Sept. 16, 2020 Volume 5, Issue 3 239 0

A photomicrograph dataset of the Cretaceous siliciclastic rocks from the Xigaze forearc basin, southern Tibet

doi：10.11922/csdata.2020.0064.zh

【Rocks under the Microscope】Published: Sept. 3, 2020 Volume 5, Issue 3 174 0

Carbonate micrograph dataset of Feixianguan Formation in the northwestern margin of Upper Yangtze

Chai Hanbing, Xing Fengcun, Gu Qiang et al.
Keywords： northwestern margin of Upper Yangtze；Lower Triassic Feixianguan Formation；carbonate rock；biological extinction；micro-atlas
doi：10.11922/csdata.2020.0007.zh

Abstract：Carbonate platform-basin facies developed during the Early Triassic Feixianguan Formation in the northwestern margin of the Upper Yangtze. Studies of rock characteristics (such as structure and formation) under a microscope provide intui...

【Rocks under the Microscope】Published: Sept. 1, 2020 Volume 5, Issue 3 185 0

A photomicrograph dataset of rocks for petrology teaching at Nanjing University

Lai Wen, Jiang Jingxin, Qiu Jiansheng et al.
Keywords： thin section；polarized photomicrograph；sedimentary rocks；igneous rocks；metamorphicrocks ; petrology; Nan；ng Univer；ty
doi：10.11922/csdata.2020.0071.zh

Abstract：Thin sections have played an irreplaceable role in the nearly 100-year history of petrology teaching and research in the School of Earth Sciences and Engineering, Nanjing University. Despite their depletion, loss, supplementation, and up...

【Rocks under the Microscope】Published: Aug. 31, 2020 Volume 5, Issue 3 278 0

Polarized light micrograph dataset of Late Cretaceous-Eocene rock thin sections from western Tarim Basin, Xinjiang, China

doi：10.11922/csdata.2020.0010.zh

【Rocks under the Microscope】Published: Aug. 31, 2020 Volume 5, Issue 3 222 0

Micrograph dataset of Permian volcanolithic fragment-bearing sandstones from southwest China

Feng Wei, He Feng, Zhou Yinsheng et al.
Keywords： Permian sandstone；volcanolithic fragment；southwest China；micrographs；digitization
doi：10.11922/csdata.2020.0024.zh

Abstract：We collected micrographs of Permian volcanolithic fragment-bearing sandstones from southwestern China and built a microscopic-image dataset. This study attempts to present this dataset and introduce the lithic characteristics of represen...

【Rocks under the Microscope】Published: Aug. 28, 2020 Volume 5, Issue 3 278 0

Photomicrograph dataset of Cretaceous siliciclastic rocks from the central-northern Lhasa Terrane, Tibet

Lai Wen, Zhang Yiqiu, Hu Xiumian et al.
Keywords： thin section；polarized photomicrograph；siliciclastic rocks；central-northern Lhasa Terrane；cretaceous；Tibetan Plateau
doi：10.11922/csdata.2020.0009.zh

Abstract：At least 5 units of Cretaceous clastic rocks have been discovered to widely outcrop on the central-northern Lhasa terrane, Tibet. These sedimentary rocks accurately encode information on a series of major geological events such as the de...

【Biodiversity in China】Published: Sept. 22, 2020 Volume 5, Issue 3 4150 32

The catalogue of county-level seed plants in northwest Yunnan

Li Wenqing, Yin Zhaoji, Chen Kaiyun et al.
Keywords： northwest Yunnan；seed plants；county-level；catalogue
doi：10.11922/csdata.2020.0023.zh

Abstract：Located in the southern part of Hengduan Mountains, northwest Yunnan is one of the world’s biodiversity hotspots. However, despite its rich plant diversity, the region has been understudied as a locus for plant data acquisition, especial...

【Other Data Paper】Published: Sept. 17, 2020 Volume 5, Issue 3 6772 109

A dataset of township-level population density in China (2010)

Wang Juanle, Wang Xiaojie, Wang Mingming et al.
Keywords： demography；population density；spatial distribution；township-level；China
doi：10.11922/csdata.2020.0013.zh

Abstract：Township is so far the smallest unit for official demographic statistics in China. When correlated with administrative boundary, demographic data can be used to analyze the spatial distribution of population, which is significant for res...

【Other Data Paper】Published: Aug. 18, 2020 Volume 5, Issue 3 7828 232

A dataset for detection and tracking of dim aircraft targets through radar echo sequences

Song Zhiyong, Hui Bingwei, Fan Hongqi et al.
Keywords： dim target；target detection；target tracking；radar echo sequence；dataset
doi：10.11922/csdata.2019.0075.zh

Abstract：Radar detection and tracking of dim targets under clutter has been a hot yet difficult issue in the fields of military and civilian applications, such as low-altitude security prevention and control, regional situation monitoring, long-r...

【Other Data Paper】Published: Aug. 17, 2020 Volume 5, Issue 3 15272 510

A dataset for infrared detection and tracking of dim-small aircraft targets under ground / air background

Hui Bingwei, Song Zhiyong, Fan Hongqi et al.
Keywords： infrared dim-small target；fixed wing target；target detection；target tracking；infrared image sequence
doi：10.11922/csdata.2019.0074.zh

Abstract：Infrared detection and tracking of dim-small targets has been a major content of military application studies concerning, for example, long-range precision strike, aerospace defense confrontation, battlefield intelligence and reconnaissa...

【Other Data Paper】Published: Aug. 9, 2020 Volume 5, Issue 3 4885 61

A dataset of human footprint over the Qinghai-Tibet Plateau during 1990–2015

Duan Quntao, Luo Lihui
Keywords： Qinghai-Tibet Plateau；human activity intensity；human footprint
doi：10.11922/csdata.2019.0082.zh

Abstract：In the Qinghai-Tibet Plateau (QTP) where the ecological system is fragile and sensitive, increasing human activities have led to a series of ecological and environmental issues, which provoked social controversies in the recent years. A ...

【Other Data Paper】Published: Aug. 7, 2020 Volume 5, Issue 3 3748 25

A dataset of centennial figures in the history of Nanjing

Guo Chang, Hu Di, Du xiaohan et al.
Keywords： historical GIS；profile of figures；spatio-temporal data；historical culture；Nanjing
doi：10.11922/csdata.2020.0001.zh

Abstract：Profile data is the basis for studies of historical figures in this information age. This study draws sources from published materials including Biography of Academic Figures in Nanjing During the Republic of China, History of the Rep...