Search Results - "Orthopyroxene"

Most ordinary granitic magmas are born as charnockites or become charnockites during magma ascent: evidence for the prior existence of orthopyroxene and implications of high magma temperatures and inefficient crystal-melt separation.

Authors: Clemens, John D. Stevens, Gary

Source: Mineralogy & Petrology. Jun2026, Vol. 120 Issue 2, p381-393. 13p.

Subject Terms: *Orthopyroxene, *Magmas, *Phase equilibrium, *Charnockite, *Crystal growth

Magmatic evolution and mush processes of the Xiarihamu Ni-Cu deposit: insights from olivine-orthopyroxene-clinopyroxene chemistry.

Authors: Zheng, Xu-Yang Mao, Ya-Jing Yuan, Fang-Lin et al.

Source: Mineralium Deposita. Apr2026, Vol. 61 Issue 4, p895-917. 23p.

Subject Terms: *Orthopyroxene, *Olivine, *Copper-nickel alloys, *Analytical geochemistry, *Pyroxene, *Sulfide minerals, *Magmas

Coronitic Associations at Gabrish in the Kovdozero Layered Complex in the Southern Part of the Lapland—Belomorian Belt, Kola Peninsula, Russia.

Authors: Barkov, Andrei Y. Martin, Robert F. Barkova, Larisa P. et al.

Source: Minerals (2075-163X). Jun2025, Vol. 15 Issue 6, p565. 22p.

The Component Composition of Fluid Phase during Crystallization of Subcalcic Chromium Garnet at High Pressure.

Authors: Chepurov, A. A. Tomilenko, A. A. Lin, V. V. et al.

Source: Doklady Earth Sciences. Jun2025, Vol. 522 Issue 2, p1-6. 6p.

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, Andrea Tommasini, Simone Braschi, Eleonora et al.

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

Subjects: Earth sciences, Orthopyroxene, Inclusions in igneous rocks, Mantle plumes, Geology

Geographic Terms: Morocco

Hydroxyl in eclogitic garnet, orthopyroxene, and oriented inclusion-bearing clinopyroxene, western Norway.

Authors: Spengler, Dirk Koch-Müller, Monika Włodek, Adam et al.

Source: Solid Earth. 2025, Vol. 16 Issue 3, p233-250. 18p.

Subjects: Orthopyroxene, Extreme value theory, Eclogite, Minerals, Cratons, Garnet

The 1956 eruption of Bezymianny volcano (Kamchatka). Part II—Magma dynamics and timescales from crystal records.

Authors: Ostorero, Lea Boudon, Georges Balcone-Boissard, Hélène et al.

Source: Bulletin of Volcanology. Mar2025, Vol. 87 Issue 3, p1-22. 22p.

Subject Terms: *Earth sciences, *Orthopyroxene, *Density currents, *Geology, *Magmas

Crystal structure and doping in synthetic enstatite: an analysis of Li/Fe³⁺‐doped single‐crystal samples.

Authors: Ballirano, Paolo Celata, Beatrice Pacella, Alessandro et al.

Source: Acta Crystallographica Section B: Structural Science, Crystal Engineering & Materials. Feb2025, Vol. 81 Issue 1, p84-91. 8p.

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

Authors: Xu, Xiaofei Gou, Longlong Zhang, Chengli et al.

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

Subjects: Rare earth metals, Orthopyroxene, Phase equilibrium, Granulite, Petrology, Trace elements

Phase-equilibrium geobarometers for silicic rocks based on rhyolite-MELTS. Part 5: principles for multiple-phase geobarometry with examples from plagioclase + orthopyroxene ± quartz ± magnetite.

Authors: Smithies, Sarah L. Gualda, Guilherme A. R. Harmon, Lydia J.

Source: Contributions to Mineralogy & Petrology. Dec2025, Vol. 180 Issue 12, p1-20. 20p.

Subjects: Rhyolite, Orthopyroxene, Multiphase flow, Quartz, Phase equilibrium, Plagioclase, Siliceous rocks

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, Sahroz Kovács, István J. Fedortchouk, Yana et al.

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

Subjects: Orthopyroxene, Kimberlite, Petrology, Geochemistry, Inclusions in igneous rocks, Olivine, Garnet

Petrologic Insights Into the South Pole‐Aitken Basin From Raman Spectroscopy of Returned Chang'e‐6 Coarse Clasts.

Authors: Lu, Xuejin Jia, Ziyi Cao, Haijun et al.

Source: Journal of Geophysical Research. Planets. Apr2026, Vol. 131 Issue 4, p1-14. 14p.

Subject Terms: Raman spectroscopy, Breccia, Orthopyroxene, Lunar surface, Moon, Lunar south pole, Basalt

Geographic Terms: South Pole, China

Hydrogen isotopic composition of diamond-hosted silicates from the lithospheric mantle of the Guiana Shield.

Authors: Befus, Kenneth S. Bassoo, Roy Hahn, Timothy M. et al.

Source: Mineralogical Magazine. Apr2026, Vol. 90 Issue 2, p224-233. 10p.

Experimental investigation of the role of komatiite–peridotite interaction in generating silica enrichment in the cratonic lithosphere.

Authors: Melai, Caterina Withers, Anthony C. Guyett, Paul C. et al.

Source: Mineralogical Magazine. Apr2026, Vol. 90 Issue 2, p256-271. 16p.

Quantifying the P–T conditions of silica enrichment in Archaean cratonic spinel-facies peridotites.

Authors: Kaekane, Bakang J. Tomlinson, Emma L. Hoare, Brendan C.

Source: Mineralogical Magazine. Apr2026, Vol. 90 Issue 2, p234-255. 22p.

P‐ and S‐wave Velocity Measurement of Lunar Orthopyroxene up to 5.5 GPa and 1,273 K: Implication for the Iron Content of the Lunar Upper Mantle.

Authors: Inoue, Yoshihiro Kono, Yoshio Gréaux, Steeve et al.

Source: Geophysical Research Letters. 2/16/2026, Vol. 53 Issue 3, p1-9. 9p.

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, İrfan ARSLAN, Mehmet ÖZKUL, Cafer et al.

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

Subjects: Volcanic ash, tuff, etc., Orthopyroxene, Plagioclase, Andesite, Continental crust, Olivine

Geographic Terms: Turkey

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

Authors: Engvik, Ane K. Corfu, Fernando Kleinhanns, Ilka C. et al.

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

A new orthopyroxene reference material (BL-1) for in situ microanalysis.

Authors: He, Peng-Li Huang, Xiao-Long Zhang, Le et al.

Source: JAAS (Journal of Analytical Atomic Spectrometry). Aug2025, Vol. 40 Issue 8, p2062-2072. 11p.

Subjects: Orthopyroxene, In situ microanalysis, Elemental analysis, Geochemistry, Reference sources, Trace elements

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

Authors: Abdrakhmanov, Ilnur A. Gulbin, Yuri L. Skublov, Sergey G. et al.

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