Search Results - "Humbert, Fabien"

Variolites of the Paleoproterozoic Hekpoort Formation (Transvaal sub-basin, Kaapvaal craton): Multistage undercooling textures? by Humbert, Fabien, Elburg, Marlina A., Ossa, Frantz Ossa, de Kock, Michiel O., Robion, Philippe

“…Globular structures in volcanic and hypabyssal rocks called varioles (or spherulites) have been described from a wide variety of places and rock types…”
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Rifting of the Kaapvaal Craton during the early Paleoproterozoic: Evidence from magmatism in the western Transvaal subbasin (South Africa) by Humbert, Fabien, Agangi, Andrea, Massuyeau, Malcolm, Elburg, Marlina A., Belyanin, George, Smith, Albertus J.B., Iaccheri, Linda M., Coetzee, Louis L., Wabo, Hervé

“…•New data on volcanology, petrology and geochemistry of ca. 2.2 Ga Machadodorp Member.•Machadodorp Member is more extensive than previously…”
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Petrology, physical volcanology and geochemistry of a Paleoproterozoic large igneous province: The Hekpoort Formation in the southern Transvaal sub-basin (Kaapvaal craton) by Humbert, Fabien, de Kock, Michiel O., Altermann, Wladyslaw, Elburg, Marlina A., Lenhardt, Nils, Smith, Albertus J.B., Masango, Samson

“…[Display omitted] •New data on volcanology, petrology and geochemistry of ca. 2.23 Ga Hekpoort Formation.•Southern outcrops mainly effusive, not explosive,…”
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Controls on Terrigenous Detritus Deposition and Oceanography Changes in the Central Okhotsk Sea Over the Past 1550 ka by Chou, Yu-Min, Jiang, Xiaodong, Lo, Li, Wang, Liang-Chi, Lee, Teh-Quei, Wang, Chun-Chieh, Pan, Yongxin, Zou, Jianjun, Humbert, Fabien, Liu, Zhiqiang

“…The Okhotsk Sea, which connects the high latitude Asian continent and the North Pacific, plays an important role in modern and past climate changes due to…”
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Geochronological, Geochemical and Paleomagnetic Clues for Existence of a ～2.1Ga Dyke Generation in the Mashishing Area, South Africa by Wabo, Hervé, Belyanin, Georgy, de Kock, Michiel O., Humbert, Fabien, Söderlund, Ulf, Maré, Léonie P., Kramers, Jan, Beukes, Nicolas J.

“…<正>Dyke swarms are widespread throughout the Kaapvaal Craton(KC)in South Africa and have been documented in some detail.Up to date,only the~2.9 Ga…”
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The Belingwe greenstone belt, Zimbabwe – some new age constraints and implications for greenstone belt evolution by Hofmann, Axel, Li, Xian‐Hua, Bradley, Dwight C., Humbert, Fabien

“…The Neoarchaean Belingwe greenstone belt of the Zimbabwe craton consists of a well-preserved succession of rocks of low metamorphic grade and low strain. We…”
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Mesoarchean synchronous emplacement of TTG gneisses and potassic granitoids in the Nyabessane granite-greenstone terranes, NW Congo Craton (southern Cameroon): Zircon U Pb geochronology, petrogenesis and tectonic implications by Akame, Joseph Martial, Oliveira, Elson Paiva, Debaille, Vinciane, Poujol, Marc, Schulz, Bernhard, Bisso, Dieudonnée, Humbert, Fabien, Koah Na Lebogo, Serge Parfait, Zo'o Zame, Philmont

“…Archean granitoids played key roles in the generation and differentiation of the Archean continental crust and provide clues to understand crustal processes in…”
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The Magnetic Fabric of Gouge Mimics the Coseismic Focal Mechanism of the Chi‐Chi Earthquake (1999, Mw 7.6) by Chou, Yu‐Min, Aubourg, Charles, Yeh, En‐Chao, Song, Sheng‐Rong, Lin, Yi‐Kai, Humbert, Fabien, Jiang, Xiaodong, Lee, Teh‐Quei

“…We present a magnetic fabric investigation of small oriented rock fragments from gouges and wall rocks from the Chelungpu fault (Taiwan), where the Chi‐Chi…”
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Persistent Influence of Non‐Dipole Geomagnetic Field on East Asia Over the Past 4,000 Years by Li, Hai, Tang, Jianhui, Gai, Congcong, Zhang, Weijie, Humbert, Fabien, Ni, Youzhong, Chou, Yu‐Min, Liu, Qingsong

“…The observed variations in intense geomagnetic flux lobes have a significant impact on regional geomagnetic fields, and produce unique geomagnetic…”
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Palaeomagnetism of the early Palaeoproterozoic, volcanic Hekpoort Formation (Transvaal Supergroup) of the Kaapvaal craton, South Africa by Humbert, F., Sonnette, L., de Kock, M.O., Robion, P., Horng, C.S., Cousture, A., Wabo, H.

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Significant rotations related to cover–substratum decoupling: Example of the Dôme de Barrôt (Southwestern Alps, France) by Sonnette, Lionel, Humbert, Fabien, Aubourg, Charles, Gattacceca, Jérôme, Lee, Jian-Cheng, Angelier, Jacques

“…The Barrôt area presents an important contrast of deformation between a foliated, faulted and non-rotated Permian substratum and a folded and strongly rotated…”
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Method for estimating ductile horizontal strain from magnetic fabrics in poorly consolidated clay-rich sediments by Humbert, F., Louis, L., Robion, P.

“…We propose a simple method based on the normalized eigenvalues of the tensor of anisotropy of magnetic susceptibility (AMS) to estimate horizontal ductile…”
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Relationships between pore space anisotropy and anisotropy of physical properties of silicoclastic rocks from the Corbières–Minervois fold-and-thrust-belt (north-east Pyrenees, France) by Robion, P., Humbert, F., Colombier, J.-C., Leghay, S., de Lamotte, D. Frizon

“…We present a study integrating petrophysical measurements along a general N–S section of the Corbières–Minervois fold and thrust belt (NE Pyrenees, France) in…”
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Lithological control on shear-wave velocity anisotropy in core samples from the Taiwan Chelungpu Fault Drilling Project by Humbert, Fabien, Louis, Laurent, Barnes, Christophe, Robion, Philippe, David, Christian, Song, Sheng-Rong

“…► Shear wave birefringence (SWB) is measured in TCDP siltstone and sandstone samples. ► SWB in siltstone is low (∼3.5%) and controlled by low angle bedding…”
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Lithological control on shear-wave velocity anisotropy in core samples from the Taiwan Chelungpu Fault Drilling Project by Humbert, Fabien, Louis, Laurent, Barnes, Christophe, Robion, Philippe, David, Christian, Song, Sheng-Rong

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Magnetic inference of in situ open microcracks in sandstone samples from the Taiwan Chelungpu Fault Drilling Project (TCDP) by Humbert, Fabien, Robion, Philippe, Louis, Laurent, Bartier, Danièle, Ledésert, Béatrice, Song, Sheng-Rong

“…► We investigate the magnetic signature of microcracks in TCDP sandstone. ► Anisotropy of anhysteretic remanent magnetization reflects magnetite…”
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Magnetic inference of in situ open microcracks in sandstone samples from the Taiwan Chelungpu Fault Drilling Project (TCDP) by Humbert, Fabien, Robion, Philippe, Louis, Laurent, Bartier, Danièle, Ledésert, Béatrice, Song, Sheng-Rong

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Magnetic inference of in situ open microcracks in sandstone samples from the Taiwan Chelungpu Fault Drilling Project (TCDP) by Humbert, Fabien, Robion, Philippe, Louis, Laurent, Bartier, Danièle, Ledésert, Béatrice, Song, Sheng-Rong

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New U-Pb age and paleomagnetic constraints from the Uitkomst Complex, South Africa: clues to the timing of intrusion by Wabo, H., Olsson, J.R., de Kock, M.O., Humbert, F., Söderlund, U., Klausen, M.B.

“…The Uitkomst Complex is considered to be coeval with, and genetically linked to the Rustenburg Layered Suite (RLS) of the Bushveld Large Igneous Province. This…”
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