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H. Nasri MZ, Surya Bakti Rangkuti
Pág. 219 - 225
Microtremor data at 15 point had been taken at tanjung batu around of outcrop igneous rock in back arc basin south sumatra such as carried out at sub basin jambi. The igneous rock, which is found in this area, is basalt and distributed in ± 825 Ha and lo...
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Zhi Dou, Xin Huang, Weifeng Wan, Feng Zeng and Chaoqi Wang
Hydraulic conductivity generally decreases with depth in the Earth?s crust. The hydraulic conductivity?depth relationship has been assessed through mathematical models, enabling predictions of hydraulic conductivity in depths beyond the reach of direct m...
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Dongyu Su, Zhifang Chen, Nanxiang Liu and Xuyue Chen
Wellbores drilled in igneous formation with weak interlayers face significant risk of instabilities. This study aims to investigate the underlying mechanisms of these instabilities by employing a combination of rock mechanics tests and numerical simulati...
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Avirut Puttiwongrak, Solina Keo, Sakanann Vann, Tanwa Arpornthip, Thongchai Suteerasak and Piti Sukontasukkul
Understanding the technical properties of the subsurface soil is essential for carrying out any building project correctly. In sandy soils in Phuket, Thailand, a correlation between electrical resistivity and the SPT N-value should be established in desi...
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Andres Payo, Gareth O. Jenkins, Dave Morgan, Nieves G. Valiente and Timothy Scott
Since the end of the last glaciation, the United Kingdom?s land surface has been altered by isostatic rebound, rising in the north and sinking in the south. Numerous studies have been published documenting the impact of isostatic rebound on relative sea ...
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Yafeng Li, Jin Wang, Yonggang Shan, Chong Wang and Yuanbiao Hu
Downhole drill string vibration data can provide an effective reference for research drill string vibration during drilling. In this paper, the research group used a storage-type downhole vibration measurement equipment equipped with an orthogonal, three...
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Ginni Callahan, Markes E. Johnson, Rigoberto Guardado-France and Jorge Ledesma-Vázquez
This project examines the role of hurricane-strength events likely to have exceeded 119 km/h in wind speed that entered the Gulf of California from the open Pacific Ocean during Late Pleistocene and Holocene times to impact the granodiorite shoreline on ...
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Ailiang Gu and Christopher John Eastoe
Cenozoic evaporites (gypsum and anhydrite) in southwestern North America have wide ranges of d34S (-30 to +22?; most +4 to +10?) and d18OSO4 (+3 to +19?). New data are presented for five basins in southern Arizona. The evaporites were deposited in playas...
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Yuichi Morishita and Ayaka Wada
The Kamioka mine, located in Gifu Prefecture in Japan, is famous for the large water Cherenkov detector system, the Super-Kamiokande. The Kamioka skarn-type Pb?Zn deposits are formed in crystalline limestone and are replaced by skarn minerals within the ...
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Gabriele Cruciani, Marcello Franceschelli, Hans-Joachim Massonne, Giovanni Musumeci and Massimo Scodina
A complex system of mono- and polymineralic centimeter-thick veins occurs within the ultrabasic amphibolites of Montigiu Nieddu hill in northeastern Sardinia, and they are filled with garnet, amphibole, chlorite, and epidote. Some garnet-rich veins are m...
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