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32361
Mantle-Derived Corundum-Bearing Felsic Dykes May Survive Only within the Lower (Refractory/Inert) Crust: Evidence from Zircon Geochemistry and Geochronology (Ivrea–Verbano Zone, So...
Published 2020-07-01“….%) felsic dykes formed with albite, ±K-feldspar, ±hercynite and ±biotite-siderophyllite cut the lower crustal rocks exposed in the Ivrea–Verbano Zone (NW Italy). …”
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32362
Thermal Resolution of Unblocking Temperatures (TROUT): A Method for “Unmixing” Multi‐Component Magnetizations
Published 2023-06-01“…Abstract Some rocks contain multiple remanence “components,” each of which preserves a record of a different magnetic field. …”
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32363
Carbon dioxide removal technologies are not born equal
Published 2021-01-01“…If only enhanced weathering of rocks on croplands or re- and afforestation are available, Latin America and Asia cover nearly all of global CDR deployment. …”
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32364
Hydrocarbon Charging and Accumulation in the Permian Reservoirs of the Wumaying Buried Hill, Huanghua Depression, Bohai Bay Basin, China
Published 2021-12-01“…The results indicate that the only source for Permian oil and gas reservoirs are Carboniferous–Permian coal-measure source rocks in the Wumaying buried hill. There are three periods of hydrocarbon charging. …”
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32365
An Image Analysis-Based Methodology for Chromite Exploration through Opto-Geometric Parameters; a Case Study in Faryab Area, SE of Iran
Published 2017-06-01“…Microscopic inclination of chromite veins can be generalized for exploring the macroscopic layers of chromite buried under either the surface quaternary alluvium or overburden rocks. The performance of the OGIA methodology is tested in a real case study, where several exploratory boreholes are drilled. …”
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32366
Controlling effect of Late Paleozoic tectonic and sedimentary differentiation on multi-type gas reservoirs in Permian, Sichuan Basin
Published 2023-01-01“…Multiple sets and types of source rocks formed in the platform sag, tidal plane-lagoon, slope, shelf-basin and other facies, sub-facies or micro-facies, and multiple sets and types of reservoirs controlled by beaches, platform edge sand and later diagenesis transformation constituted a variety of source-reservoir combinations such as lower generation and upper storage, side generation and side storage, self-generation and self-storage etc. …”
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32367
Experimental Research on Electrical Conductivity of the Olivine-Ilmenite System at High Temperatures and High Pressures
Published 2022-04-01“…Ilmenite is a common metallic oxide distributed in the mafic rocks from the Earth’s upper mantle, and thus the effect of ilmenite contents on the electrical structures of the Earth’s upper mantle should be investigated in detail. …”
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32368
The Diversity and Community Pattern of Liverworts on Sygera Mountain, Tibet
Published 2023-12-01“…In the present study, we recorded the liverwort taxa of Sygera Mountain growing on decaying wood, trees, soil, and rocks along an elevational gradient from 3100 m to 4500 m using complex field surveys in 2017 and 2019; we investigated the effects of elevation and various climatic factors on the liverworts’ diversity and community composition. …”
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32369
Paleosecular Variation and the Time‐Averaged Geomagnetic Field Since 10 Ma
Published 2021-10-01“…The new database comprises 2,543 paleomagnetic sites from igneous rocks, providing improvements in the geographic and temporal distributions of high‐quality data relative to previous compilations. …”
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32370
Estimation of Shallow Landslide Susceptibility Incorporating the Impacts of Vegetation on Slope Stability
Published 2023-09-01“…Shallow landslide susceptibility study in an area with diverse vegetation types as well as distinctive geographic factors (such as steep terrain, fractured rocks, and joints) that dominate the occurrence of shallow landslides is challenging. …”
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32371
Veronicastrum wulingense (Plantaginaceae), a new species from Southwestern Hubei, China
Published 2023-02-01“…During field investigation of plant resources in Pingbaying National Forest Park, Southwestern Hubei, China, an unknown flowering population of Veronicastrum was discovered from thick humus layers adjacent to rocks under broad-leaved forests by walkways. They were collected and morphological characters assesed for further taxonomic treatment. …”
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32372
Retro‐Foredeep Basin Evolution in Taiwan: Zircon U‐Pb and Hf Isotope Constraints From the Coastal Range
Published 2023-03-01“…Abstract The evolution of the Taiwan orogen, an active arc–continent collision zone between the North Luzon Arc (NLA) and the Eurasian continent, is recorded in arc volcanic and sedimentary rocks from the Taiyuan retro‐foredeep basin of the Coastal Range, eastern Taiwan. …”
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32373
Soils in Karst Sinkholes Record the Holocene History of Local Forest Fires at the North of European Russia
Published 2020-11-01“…Series of buried soil profiles separated by charcoal layers and clusters were revealed in specific geomorphological traps represented by the active and paleokarst subsidence sinkholes on sulfate rocks overlaid by glacial and fluvial deposits. We combine the study of soil morphology and stratigraphy with a set of radiocarbon data on charcoal and soil organic matter, as well as the anthracomass analysis, to extract a set of paleoenvironmental data. …”
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32374
Pore system and gas adsorption potential of lacustrine Yanchang Mudstone, Ordos Basin, China
Published 2022-11-01“…The results show that the studied Yanchang Mudstones are mainly siliceous rocks with high total organic carbon concentration (average of 7.63%) and low to moderate thermal maturity (vitrinite reflectance of 0.55–0.92 %). …”
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32375
Geochemical characteristics and genesis of Paleozoic natural gas in the Ordos Basin
Published 2023-07-01“…The research has proved that marine hydrocarbon sources including carbonate rocks exist in the Lower Paleozoic of the basin, and the natural gas in the Upper and Lower Paleozoic has mixed to varying degrees in different locations of the basin.…”
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32376
A Review of the G4 “Tin Granites” and Associated Mineral Occurrences in the Kivu Belt (Eastern Democratic Republic of the Congo) and Their Relationships with the Last Kibaran Tecto...
Published 2022-06-01“…However, the G4 emplacement and its relationships with older granites, with their host rocks and associated mineralizations, are not yet understood. …”
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32377
Re-Os Isotope Systematics of Sulfides in Chromitites and Host Lherzolites of the Andaman Ophiolite, India
Published 2020-07-01“…These ages match well with the main tectonothermal events that are documented in the continental crustal rocks of South India, suggesting that the Andaman mantle (or its protolith) had a volume of lithospheric mantle once underlaying this southern Indian continental crust. …”
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32378
National-Scale Geochemical Baseline and Anomalies of Chromium in Papua New Guinea
Published 2023-01-01“…In terms of stream sediment samples in different tectonic units, as mafic–ultramafic magmatic rocks are widely developed, the median chromium values of the New Guinea Orogen, including the Papuan Fold Belt, the New Guinea Thrust Belt, the Finisterre Terrane, the Aure Fold Belt, the Eastern Fold Belt, and the Eastern Papuan Composite Terrane, were higher than the value of the Melanesian Arc. …”
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32379
Experimental and theoretical investigation of the mechanisms of drying during CO2 injection into saline reservoirs
Published 2023-06-01“…It was found that, for high permeability rocks, injection of CO2 at relatively low injection rates could result in salt cake deposition at the injection inlet especially under high salinity conditions. …”
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32380
Evidence of an oceanic impact and megatsunami sedimentation in Chryse Planitia, Mars
Published 2022-12-01“…Our findings allow that rocks and soil salts at the landing site are of marine origin, inviting the scientific reconsideration of information gathered from the first in-situ measurements on Mars.…”
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