Taiyuan Ligong Daxue xuebao, 2023 This study focuses on the tuff intervals involving zircon U-Pb geochronology, which are located at the bottom of Yanchang Formation in Yonghe outcrop section, Shanxi Province.
Kaiwen TIAN +7 more
doaj +1 more source
Gradational development of slaty cleavage to schistosity -an example from the Iberian Pyrite Belt, Spain- [PDF]
, 1994 The Iberian Pyrite Belt is an Upper Paleozoic succession which has been divided into the Phyllite-Quartzite Group, the Volcanic-Sliceous Complex and the Culm Group in ascending order from base to the top. The contacts among them are conformable.
Suzuki, shigeyuki
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Journal of Degraded and Mining Lands ManagementAnalysis of landslide slip surface based on the engineering properties of tuff rocks, including shear strength, water content, and infiltration rate on the West Sinjai road section, South Sulawesi, Indonesia.
Busthan Busthan +4 more
doaj +1 more source
Applied Sciences, 2023 Using high-precision CT scanning equipment, two series of tests on frost and salt weathering were conducted to investigate the characteristics of pore change in tuff.
Lilei Chen +6 more
doaj +1 more source
Provenance and Paleogeography of the 25-17 Ma Rainbow Gardens Formation: Evidence for Tectonic Activity at Ca. 19 Ma and Internal Drainage rather than Throughgoing Paleorivers on the Southwestern Colorado Plateau [PDF]
, 2018 The paleogeographic evolution of the Lake Mead region of southern Nevada and northwest Arizona is crucial to understanding the geologic history of the U.S. Southwest, including the evolution of the Colorado Plateau and formation of the Grand Canyon.
Beard, L. Sue +9 more
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The geology and geochronology of Al Wahbah maar crater, Harrat Kishb, Saudi Arabia [PDF]
, 2014 Al Wahbah is a large (∼2.2 km diameter, ∼250 m deep) maar crater in the Harrat Kishb volcanic field in western Saudi Arabia. It cuts Proterozoic basement rocks and two Quaternary basanite lava flows, and is rimmed with an eroded tuff ring of debris from ...
Abdel Wahab, Antar +4 more
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A Geologic Si‐O‐C Pathway to Incorporate Carbon in Silicates
Geophysical Monograph Series, Page 47-54., 2020 This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.
Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions
Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Alexandra Navrotsky +2 more
wiley +1 more source
Frontiers in Earth ScienceIn engineering practice, engineers generally treated tuff as a lumpy material with a poorly defined laminated structure and a rock group that was not susceptible to slide failure. Most studies of tuff landslides had focused on small clastic landslides in
Mengqi Xue +4 more
doaj +1 more source
Pedotechniques strategies to improve soil resilience against the impact of irrigation by municipal wastewater: using zeolitized tuffs as soil amendments [PDF]
, 2012 A research was started aiming at evaluating the possible use of natural zeolites as exchange conditioners to improve and make durable the soil resilience against the adverse effects of the use of anomalous wastewater, for irrigation purposes.
Buondonno, Andrea +6 more
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