Search Results - "Pyroxenite"

Constraints on the distribution, composition, and lithology of eclogite and pyroxenite from the central Slave craton.

Authors: Hardman, Matthew F. Stachel, Thomas Pearson, D. Graham et al.

Source: Mineralogy & Petrology. Sep2025, Vol. 119 Issue 3, p627-647. 21p.

Subjects: Eclogite, Pyroxenite, Cratons, Oxygen isotopes, Kimberlite, Petrogenesis, Lithosphere

Geographic Terms: Canada

Experimentally determined nickel partitioning between mantle minerals and hydrous mafic melts at 1050–1250 °C: Evaluation of pyroxenite contribution to arc magma generation.

Authors: Sun, Zhongxing Ruan, Mengfei Xiong, Xiaolin et al.

Source: Geochimica et Cosmochimica Acta. Jun2026, Vol. 423, p129-150. 22p.

Subjects: Pyroxenite, Partition coefficient (Chemistry), Petrology, Magmas, Rock-forming minerals, Olivine

Profound pyroxenitic/megacrystic overprinting of the central Superior craton lithosphere recorded by sodic Cr-diopside xenocrysts from the Attawapiskat kimberlites, Ontario, Canada.

Authors: Grütter, Herman S. Stachel, Thomas Sarkar, Chiranjeeb et al.

Source: Mineralogy & Petrology. Sep2025, Vol. 119 Issue 3, p521-540. 20p.

Effect of Water in Melt at Elevated Pressures on Melt–Peridotite Reaction: An Experimental Study with Application to Garnet Orthopyroxenite Formation in Orogenic Mantle.

Authors: Zhang, Wei Wang, Chunguang Xu, Wenliang et al.

Source: Journal of Petrology. Feb2026, Vol. 67 Issue 2, p1-19. 19p.

Subject Terms: *Garnet, *Pyroxenite, *Melting, *Geochemical modeling, *Mineralogical chemistry, *High pressure (Science)

Pyroxenite source for the ultramafic–mafic intrusions in the giant Xiarihamu Cu-Ni sulfide deposit, China.

Authors: Chen, Shi-Rong Ma, Li-Tao Sun, Guo-Chao et al.

Source: Geological Society of America Bulletin. Jan/Feb2026, Vol. 138 Issue 1/2, p574-590. 17p.

Subject Terms: *Pyroxenite, *Continental crust, *Isotope geology, *Ultrabasic rocks, *Isotopic analysis

Geographic Terms: China

'Postcumulus Processes Recorded in Whole Rock Geochemistry: A Case Study from the Mirabela Layered Intrusion, Brazil' by S.J. Barnes and M. Williams: Reply to Comment by A.E. Boudreau.

Authors: Barnes, Stephen J Williams, Morgan

Source: Journal of Petrology. Sep2025, Vol. 66 Issue 9, p1-4. 4p.

Subjects: Pyroxenite, Solidification, Microstructure, Geochemical surveys, Rock analysis

Geographic Terms: Brazil

Pyroxenite melting at subduction zone: Implications for the origin of mafic arc magmas.

Authors: Chen, Long¹ (AUTHOR) chenlong@ouc.edu.cn

Source: SCIENCE CHINA Earth Sciences. Jul2023, Vol. 66 Issue 7, p1678-1682. 5p.

Subjects: Pyroxenite, Magmas, Zone melting, Andesite, Subduction zones, Igneous rocks, Metasomatism

Global Variation of Mid-Ocean Ridge Basalt Chemistry: Conditions and Composition of the Source Mantle and Physical Properties of the Ridges.

Authors: Kimura, Jun-Ichi Gill, James B Hoernle, Kaj et al.

Source: Journal of Petrology; Jun2026, Vol. 67 Issue 6, p1-36, 36p

W-Fe isotopes argue against OIB-like basalts in Inner Mongolia originating from primordial peridotite mantle.

Authors: Lei, Ming Suzuki, Katsuhiko Kurisu, Minako et al.

Source: Contributions to Mineralogy & Petrology. Dec2024, Vol. 179 Issue 12, p1-15. 15p.

Subjects: Earth sciences, Pyroxenite, Oceanic crust, Peridotite, Petrology

Petrogenesis and geochemical characteristics of pyroxenite dykes in and around Salem Mafic–Ultramafic complex, southern India: an arc-related origin of Alaskan-type.

Authors: Yellappa, Thoti¹ yellappa_thoti@yahoo.co.uk

Source: Current Science (00113891). 10/25/2022, Vol. 123 Issue 8, p1005-1019. 15p.

Subjects: Pyroxenite, Oxide minerals, Dikes (Geology), Petrogenesis, Metasomatism, Petrology, Orthopyroxene

Geographic Terms: India

Peridotite and pyroxenite xenoliths from the Muskox kimberlite, northern Slave craton, Canada.

Authors: Newton, David E. Kopylova, Maya G. Burgess, Jennifer et al.

Source: Canadian Journal of Earth Sciences. 2016, Vol. 53 Issue 1, p41-58. 18p.

Garnet Pyroxenite Cumulates from Cretaceous Alkaline Intraplate Magmas Underplate the Zealandia Mantle Lithosphere.

Authors: Scott, James M Brenna, Marco Pearson, D Graham et al.

Source: Journal of Petrology. Aug2024, Vol. 65 Issue 8, p1-20. 20p.

Subjects: Platinum group, Pyroxenite, Breccia, Inclusions in igneous rocks, Magmas, Siderophile elements, Osmium

The role of peridotite and pyroxenite melts in the origin of the Karapınar basalts, Cappadocia Volcanic Province, Central Anatolia.

Authors: GENÇOĞLU KORKMAZ, Gülin KURT, Hüseyin ASAN, Kürşad et al.

Source: Journal of Geosciences. 2022, Vol. 67 Issue 4, p311-329. 19p.

Tracing the origin of mantle heterogeneities with the Fe isotopic composition of Southwest Indian Ridge Basalts.

Authors: Motte, Mikaël Bézos, Antoine Paquet, Marine et al.

Source: Earth & Planetary Science Letters. May2026, Vol. 682, pN.PAG-N.PAG. 1p.

Subjects: Iron isotopes, Pyroxenite, Earth's mantle, Mid-ocean ridges, Rare earth metals, Basalt

REE—HFSE—rich, Titanite-bearing Syenite — Pyroxenite Intrusive Suite from the Chilka Lake Domain of the Northeastern Eastern Ghats Belt.

Authors: Bhattacharjee, Mousumi Tripathy, Asutosh Kumar Nanda, Jayanta Kumar et al.

Source: Journal of the Geological Society of India. May2022, Vol. 98 Issue 5, p654-660. 7p.

Subject Terms: *Syenite, *Pyroxenite, *Sphene, *Petrology, *Mineralogy, *Igneous intrusions, *Rare earth metals

Role of Pyroxenite Mantle in the Formation of the Mesozoic Karoo Plume Melts: Evidence from the Western Queen Maud Land, East Antarctica.

Authors: Sushchevskaya, N. M. Sobolev, A. V. Leitchenkov, G. L. et al.

Source: Geochemistry International. Apr2021, Vol. 59 Issue 4, p357-376. 20p.

Subjects: Pyroxenite, Mesozoic Era, Igneous provinces, Magmas, Melting, Rare earth metals, Ytterbium

Geographic Terms: Antarctica

Garnet pyroxenite at mid-mantle depths as a source of young lunar magmatism.

Authors: Ji, Dian Dasgupta, Rajdeep

Source: Earth & Planetary Science Letters. Sep2026, Vol. 690, pN.PAG-N.PAG. 1p.

Subjects: Pyroxenite, Magmatism, Chemistry experiments, Trace elements

Lu-Hf Isotope Systematics of Garnet Pyroxenites from Beni Bousera, Morocco: Implications for Basalt Origin.

Authors: Blichert-Toft, Janne Albarede, Francis Kornprobst, Jacques

Source: Science (pre-March 2025). 2/26/1999, Vol. 283 Issue 5406, p1303-1306. 4p. 1 Chart, 2 Graphs.

The Role of the Pyroxenite Mantle in the Magma Genesis of the Oligocene Basalts from the Northern Part of East Sikhote Alin.

Authors: Martynov, A. Yu. Martynov, Yu. A. Malinovskii, A. I.

Source: Russian Journal of Pacific Geology. 2020, Vol. 14 Issue 6, p557-570. 14p.

Subject Terms: *Pyroxenite, *Basalt, *Transition metals, *Amphiboles

Geographic Terms: East Asia

Geochemistry of Olivine Melt Inclusion Reveals Interactions Between Deeply Derived Carbonated Melts From the Big Mantle Wedge and Pyroxenite in the Lithospheric Mantle Beneath Eastern Asia.

Authors: Wei, Zhen Li, Hong‐Yan Ma, Liang et al.

Source: Geophysical Research Letters. 8/16/2024, Vol. 51 Issue 15, p1-10. 10p.