Mineralogical and Geochemical Response to Fluid Infiltration into Cambrian Orthopyroxene-Bearing Granitoids and Gneisses, Dronning Maud Land, Antarctica.

Authors: Engvik, Ane K.¹ (AUTHOR) ane.engvik@ngu.no, Corfu, Fernando² (AUTHOR) fernando.corfu@geo.uio.no, Kleinhanns, Ilka C.³ (AUTHOR) kleinhanns@ifg.uni-tuebingen.de, Taubald, Heinrich³ (AUTHOR) taubald@uni-tuebingen.de, Elvevold, Synnøve⁴ (AUTHOR) synnove.elvevold@npolar.no

Source: Minerals (2075-163X). Aug2024, Vol. 14 Issue 8, p772. 23p.

Subject Terms: *SPHENE, *ORTHOPYROXENE, *MINERALOGY, *GNEISS, *METASOMATISM

Geographic Terms: ANTARCTICA

Kütahya (Batı Anadolu) ve çevresinde yüzeylenen Miyosen yaşlı volkanik kayaçların mineral kimyası ve püskürme öncesi kristallenme koşulları.

Alternate Title: Mineral chemistry and pre-eruptive crystallization conditions of Miocene volcanic rocks in the Kütahya (West Anatolia) and surrounding area.

Authors: TEMİZEL, İrfan¹ itemizel@ktu.edu.tr, ARSLAN, Mehmet¹ marslan@ktu.edu.tr, ÖZKUL, Cafer² cafer.ozkul@dpu.edu.tr, ÖZBURAN, Muzaffer² muzaffer.ozburan@dpu.edu.tr

Source: Pamukkale University Journal of Engineering Sciences. 2024, Vol. 30 Issue 4, p564-585. 22p.

Subject Terms: *VOLCANIC ash, tuff, etc., *ORTHOPYROXENE, *PLAGIOCLASE, *ANDESITE, *CONTINENTAL crust, *OLIVINE

Geographic Terms: TURKEY

Mineralogical Constraints on the Pressure–Temperature Evolution of Granulites in the Bunger Hills, East Antarctica.

Authors: Abdrakhmanov, Ilnur A.¹ (AUTHOR) ilnur_01_95@mail.ru, Gulbin, Yuri L.² (AUTHOR) skublov@yandex.ru, Skublov, Sergey G.^2,3 (AUTHOR), Galankina, Olga L.³ (AUTHOR)

Source: Minerals (2075-163X). May2024, Vol. 14 Issue 5, p488. 29p.

Subject Terms: *GARNET, *ORTHOPYROXENE, *PHASE equilibrium, *MINERALS, *TRACE elements, *FELDSPAR

Geographic Terms: ANTARCTICA

Spinel to plagioclase reaction in high heat flow mantle domains entrapped in uprising lavas: the case study of mantle xenoliths from Azrou-Timahdite, Middle Atlas, Morocco.

Authors: Orlando, Andrea¹ (AUTHOR) orlando@igg.cnr.it, Tommasini, Simone^1,2 (AUTHOR), Braschi, Eleonora¹ (AUTHOR), Santo, Alba P.^1,2 (AUTHOR), Langone, Antonio³ (AUTHOR), Barni, Lorenzo² (AUTHOR), Sestini, Lorenzo² (AUTHOR)

Source: International Journal of Earth Sciences. Mar2025, Vol. 114 Issue 2, p305-321. 17p.

Subject Terms: *EARTH sciences, *ORTHOPYROXENE, *INCLUSIONS in igneous rocks, *MANTLE plumes, *GEOLOGY

Geographic Terms: MOROCCO

Petrogenesis of the 1149 Ma Etoile Suite Mafic Intrusion, Quebec: implications for vanadium mineralisation in Proterozoic anorthosite-bearing terranes.

Authors: Maier, Randolph P.¹ (AUTHOR) randolph.maier@gmail.com, Dare, Sarah A. S.¹ (AUTHOR), Smith, William D.^2,3 (AUTHOR)

Source: Mineralium Deposita. Mar2025, Vol. 60 Issue 2, p323-349. 27p.

Subject Terms: *EARTH sciences, *ORTHOPYROXENE, *ANORTHOSITE, *GEOLOGY, *MAGNETITE

Peritectic orthopyroxene entrainment during partial melting of garnet peridotite produced the Bushveld Complex chromite deposits.

Authors: Otto, Tahnee¹ (AUTHOR) tahneeotto@sun.ac.za, Stevens, Gary¹ (AUTHOR), Moyen, Jean-François² (AUTHOR), Mayne, Matthew J¹ (AUTHOR), Clemens, John D¹ (AUTHOR)

Source: Mineralium Deposita. Mar2025, Vol. 60 Issue 2, p289-301. 13p.

Subject Terms: *EARTH sciences, *ORTHOPYROXENE, *GEOCHEMISTRY, *DUNITE, *GEOLOGY, *CHROMITE, *URANIUM-lead dating

Olivine compositions reveal an andesitic parent magma for the Archean palladium-mineralized Lac des Iles Complex of Ontario, Canada.

Authors: Smith, W. D.¹ (AUTHOR) williamsmith3@cunet.carleton.ca, Fay, L.² (AUTHOR), Mungall, J. E.¹ (AUTHOR), Far, M. Shahabi¹ (AUTHOR), Djon, L.² (AUTHOR)

Source: Mineralium Deposita. Mar2025, Vol. 60 Issue 2, p375-399. 25p.

Subject Terms: *EARTH sciences, *ORTHOPYROXENE, *GEOCHEMISTRY, *PLAGIOCLASE, *GEOLOGY, *OLIVINE

Petrogenesis of the unbrecciated pigeonite cumulate eucrite Northwest Africa 8326: Bridging the gap between eucrites and diogenites.

Authors: Liu, Xiao-Wen¹ (AUTHOR), Zhang, Ai-Cheng^1,2 (AUTHOR) aczhang@nju.edu.cn, Chen, Li-Hui³ (AUTHOR), Zhang, Lang¹ (AUTHOR), Wang, Xiao-Jun³ (AUTHOR), Liu, Jia^2,4 (AUTHOR), Qin, Li-Ping^2,4 (AUTHOR), Liu, Yu⁵ (AUTHOR), Li, Qiu-Li⁵ (AUTHOR), Ling, Xiao-Xiao⁵ (AUTHOR)

Source: Geochimica et Cosmochimica Acta. Jan2025, Vol. 389, p224-238. 15p.

Subject Terms: *CHROMIUM isotopes, *ORTHOPYROXENE, *PLAGIOCLASE, *METEORITES, *OXYGEN isotopes, *CHROMITE, *ZIRCON

Alkali-carbonate melts in the cratonic mantle evidenced by a wehrlite xenolith from the Majuagaa kimberlite, West Greenland.

Authors: Kiseeva, Ekaterina S.^1,2, kkiseeva@amnh.org, Kamenetsky, Vadim S.^3,4, Chayka, Ivan F.⁵, Maas, Roland⁶, Nielsen, Troels F. D.⁷

Source: Geology; Jan2025, Vol. 53 Issue 1, p89-93, 5p

Discovery of Mafic Granulites in the Muzhaerte Area, SW Tianshan, China.

Authors: Yan, Jun¹ (AUTHOR) 2201110641@pku.edu.cn, Cui, Ying¹ (AUTHOR) cy0430@pku.edu.cn, Liu, Xiaoyu² (AUTHOR) cy0430@pku.edu.cn

Source: Minerals (2075-163X). Sep2023, Vol. 13 Issue 9, p1214. 9p.

Subject Terms: *PHANEROZOIC Eon, *ORTHOPYROXENE, *PLAGIOCLASE, *METAMORPHIC rocks, *OROGENIC belts, *HORNBLENDE

Geographic Terms: CHINA

Effects of mineral mode and textural variation on the seismic anisotropy in lithospheric mantle: an example from Horoman peridotites.

Authors: Matsuyama, Kazuki¹ (AUTHOR) matsuyama.kazuki.i8@s.mail.nagoya-u.ac.jp, Michibayashi, Katsuyoshi^1,2 (AUTHOR)

Source: Earth, Planets & Space. 11/29/2024, Vol. 76 Issue 1, p1-9. 9p.

Subject Terms: *SEISMIC wave velocity, *ORTHOPYROXENE, *ELASTIC constants, *PERIDOTITE, *LHERZOLITE, *SEISMIC anisotropy

Mineralogical constraints on magma storage conditions in ultramafic arc cumulates and the nature and role of cryptic fugitive melts: Tulameen Alaskan-type intrusion, North American Cordillera.

Authors: Nixon, Graham T.¹ (AUTHOR) graham.nixon@gov.bc.ca, Manor, Matthew J.^2,3 (AUTHOR), Scoates, James S.² (AUTHOR), Spence, Dylan W.² (AUTHOR), Milidragovic, Dejan⁴ (AUTHOR)

Source: Contributions to Mineralogy & Petrology. Nov2024, Vol. 179 Issue 11, p1-28. 28p.

Subject Terms: *ORTHOPYROXENE, *PERITECTIC reactions, *PLAGIOCLASE, *WATER temperature, *AMPHIBOLES

Challenges in applying REE-based thermobarometers: Insights from mafic-ultramafic granulites in Indian southern granulite terrain.

Authors: Xu, Xiaofei^1,2 (AUTHOR) xuxiaofei@kust.edu.cn, Gou, Longlong² (AUTHOR) LLgou@nwu.edu.cn, Zhang, Chengli² (AUTHOR), Lu, Junsheng² (AUTHOR), Zhao, Yan² (AUTHOR), Ao, Wenhao² (AUTHOR), Hu, Yuhua² (AUTHOR), Zhou, Feng² (AUTHOR)

Source: SCIENCE CHINA Earth Sciences. Nov2024, Vol. 67 Issue 11, p3448-3464. 17p.

Subject Terms: *RARE earth metals, *ORTHOPYROXENE, *PHASE equilibrium, *GRANULITE, *PETROLOGY, *TRACE elements

Ultrahigh-temperature crustal anatexis and final cratonization in Eastern Hebei, North China Craton: Insights from ca. 2.46 Ga Taipingzhai enderbites.

Authors: Xi-Song Zhang¹, Ming-Guo Zhai^1,2,3, Lei Zhao¹, Yan-Yan Zhou¹, Peng Liou¹, mgzhai@mail.iggcas.ac.cn

Source: Geological Society of America Bulletin; Nov/Dec2024, Vol. 136 Issue 11/12, p4913-4935, 23p

Multistep evolution of harzburgitic mantle underneath pipe 200 kimberlite, northern Lesotho: a study on xenoliths and their implication on diamond-barren nature of pipe 200 kimberlite.

Authors: Khan, Sahroz¹ (AUTHOR) sahroz.khan21@gmail.com, Kovács, István J.^2,3 (AUTHOR), Fedortchouk, Yana⁴ (AUTHOR), Feichter, Monika⁵ (AUTHOR), Szabó, Csaba⁶ (AUTHOR), Tóth, Tivadar M.¹ (AUTHOR)

Source: International Journal of Earth Sciences. Oct2024, Vol. 113 Issue 7, p1689-1713. 25p.

Subject Terms: *ORTHOPYROXENE, *KIMBERLITE, *PETROLOGY, *GEOCHEMISTRY, *INCLUSIONS in igneous rocks, *OLIVINE, *GARNET

Hydration of mafic crustal rocks at high temperature during brittle‐viscous deformation along a strike‐slip plate boundary.

Authors: Airaghi, Laura¹ (AUTHOR) laura.airaghi@univ-orleans.fr, Raimbourg, Hugues¹ (AUTHOR), Toyoshima, Tsuyoshi² (AUTHOR), Jolivet, Laurent³ (AUTHOR), Arbaret, Laurent¹ (AUTHOR)

Source: Journal of Metamorphic Geology. Oct2024, Vol. 42 Issue 8, p1035-1067. 33p.

Subject Terms: *ORTHOPYROXENE, *PLAGIOCLASE, *MAFIC rocks, *SHEAR zones, *PHASE equilibrium

Insights into the North Patagonian Massif Lower Crust: Petrology and Microstructure of Granulite Xenoliths.

Authors: Muckensturm, Noé¹ (AUTHOR) noe.muckensturm@outlook.com, Kaczmarek, Mary-Alix¹ (AUTHOR), Grégoire, Michel¹ (AUTHOR), Ntaflos, Theodoros² (AUTHOR), Bjerg, Ernesto A³ (AUTHOR), Mouthereau, Fréderic¹ (AUTHOR)

Source: Journal of Petrology. Oct2024, Vol. 65 Issue 10, p1-23. 23p.

Subject Terms: *RARE earth metals, *ORTHOPYROXENE, *PETROLOGY, *PLAGIOCLASE, *INCLUSIONS in igneous rocks, *GRANULITE

Geographic Terms: PATAGONIA (Argentina & Chile)

Metasomatic Origin of Lamellar-like Inclusions in Clinopyroxenes from Mantle Xenoliths of the Obnazhennaya Pipe (Kuoika Field, Yakutian Diamondiferous Province).

Authors: Korolev, N. M.¹ (AUTHOR) korolev.nm@gmail.com, Nikitina, L. P.¹ (AUTHOR), Kuznetsov, A. B.^1,2 (AUTHOR), Goncharov, A. G.² (AUTHOR), Galankina, O. L.¹ (AUTHOR), Shilovskikh, V. V.² (AUTHOR), Vlasenko, N. S.² (AUTHOR)

Source: Doklady Earth Sciences. Jun2023, Vol. 510 Issue 2, p422-427. 6p.

Subject Terms: *INCLUSIONS in igneous rocks, *ORTHOPYROXENE, *PYROXENITE, *GARNET, *SOLID solutions, *RECRYSTALLIZATION (Geology)

Deciphering the magma storage conditions and preeruptive processes at Cumaçay: a Plio-Quaternary volcanic eruption center in Eastern Anatolia, Turkey.

Authors: ÖZDEMİR, Yavuz¹, yozdemir@yyu.edu.tr, ÖZDEMİR, Ayhan²

Source: Turkish Journal of Earth Sciences; 2023, Vol. 32 Issue 2, p181-199, 19p

Time‐Resolved Trigger Processes Leading to the Plinian Eruptions at Sakurajima Volcano, Japan.

Authors: Araya, Naoki¹ (AUTHOR) n.araya@tohoku.ac.jp, Nakamura, Michihiko¹ (AUTHOR), Matsumoto, Keiko^1,2 (AUTHOR), Okumura, Satoshi¹ (AUTHOR)

Source: Journal of Geophysical Research. Solid Earth. Sep2024, Vol. 129 Issue 9, p1-24. 24p.

Subject Terms: *VOLCANIC ash, tuff, etc., *ORTHOPYROXENE, *PHENOCRYSTS, *MAGMAS, *FIFTEENTH century