 | | Book | | provide a comprehensive critical review of the occurrence, mineralogy, geochemistry, and petrogenesis of...Pneil, Postmasburg, Swartruggens 3.4.3. Group Name: Bobi 3.5. Australian Lamproites 3.5.1. Group Name: Argyle...Lamproites 5.2.2. Comparisons with Other Mafic and Intermediate Lavas 5.2.3. Summary 5.3. Crater and Pyroclastic...10. Hills Pond-Rose Dome, Kansas 6.1.11. Bobi, Ivory Coast 6.1.12. Francis, Utah 6.1.13. Yellow Water...Petrogenetic Models 10.2.1. Fractionation of Peridotite and Kimberlite 10.2.2. Contamination of Kimberlite |  | | Journal (article/letter/editorial) | | Klamath Mountains, California ARTHUR W. SNOKE Department of Geology, University of South Carolina, Columbia...jackstraw-textured talc-olivine rocks in tectonitic peridotite, cognate xenoliths of gabbro and olivine clinopyroxenite...clinopyroxenite in diabase, and scattered dikes of intermediate composition in both ultramafic and mafic rocks...distinct units: (1) a basal sheet of alpine-type peridotite and sparse dunite, locally with a tectonite fabric;...jackstraw-textured talc-olivine rock in tectonitic peridotite, tectonic inclusions of amphibolite in serpentinite |  | Yin, Jiyuan, Long, Xiaoping, Yuan, Chao, Sun, Min, Zhao, Guochun, Geng, Hongyan (2013) A Late Carboniferous–Early Permian slab window in the West Junggar of NW China: Geochronological and geochemical evidence from mafic to intermediate dikes. Lithos, 175. 146-162 doi:10.1016/j.lithos.2013.04.005 | Journal (article/letter/editorial) | | Geochronological and geochemical evidence from mafic to intermediate dikes Jiyuan Yin a, b, Xiaoping Long a,⁎, Chao...of Geological Sciences, Beijing 100037, China Department of Earth Sciences, The University of Hong Kong...in the Central Asian Orogenic Belt. Mafic to intermediate dikes, exposed in the central and southeastern...likely originate from partial melting of mantle peridotite that was metasomatized by subducted sediment-derived...from partial melting of K-enriched mantle wedge peridotite metasomatized by adakitic slab melts. Based on |  | Yin, Jiyuan, Yuan, Chao, Sun, Min, Long, Xiaoping, Zhao, Guochun, Wong, Kenny Powan, Geng, Hongyan, Cai, Keda (2010) Late Carboniferous high-Mg dioritic dikes in Western Junggar, NW China: Geochemical features, petrogenesis and tectonic implications. Gondwana Research, 17 (1) 145-152 doi:10.1016/j.gr.2009.05.011 | Journal (article/letter/editorial) | | Academy of Sciences, Guangzhou 510640, China Department of Earth Sciences, The University of Hong Kong...Sanukitoid Ridge subduction Junggar Cu–Au mineralization Dike a b s t r a c t Late Paleozoic High-Mg dioritic...metasomatised by slab-derived component. The occurrence of sanukitic dikes, together with the coeval...only the orientation of stress field but also occurrence of important geological events (Park et al.,...siltstone, chert, intercalated with mafic to intermediate lavas. The early Carboniferous strata contain |  | | Report (issue) | | NEW ZEALAND DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH NEW ZEALAND GEOLOGICAL SURVEY 125th ANNIVERSARY...first-named journals are or were published by the Department of Scientific and Industrial Research; the other...and Dr B. Mason commented on earlier drafts of Department of Scientific and Industrial Research and the...group �(Mg,Fe)sSip22(OH)2 Figure 4 Actinolite is intermediate between tremolite (q. v.) and ferroactinolote...group Widespread, and frequently abundant, in intermediate igneous rocks, especially andesite and di orite |  | Gualtieri, James Louis, Simmons, G.C., Thurber, H.K., Miller, M.S., with a section on Aeromagnetic interpretation Davis, W. E. (1973) Mineral resources of the Alpine Lakes study area, Chelan, King, and Kittitas Counties, Washington. Open-File Report Vol. 1973 (73-93) US Geological Survey doi:10.3133/ofr7393 | Report (issue) | | 0 UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Mineral Resources of the Alpine Lakes...part of which forms a shear zone in the Ingalls peridotite. Intensely altered and mineralized volcanic and...zones in ultramafic rock, or are associated with intermediate to mafic dikes. Rock and stream-sediment samples...mostly metamorphic, arkosic sedimentary, and intermediate volcanic rocks that have been intruded by a...sequences cannot be correlated with confidence. Peridotite and associated gabbroic bodies that may be genetically |  | Liu, Xuefei, Deng, Jun, Liang, Yayun, Wang, Qingfei, Pan, Ruiguang, Qin, Cheng, Yang, Yi (2018) Petrogenesis of Early Cretaceous intermediate-felsic dikes in the Jiaodong Peninsula, south-eastern North China Craton: Constraints from geochronology, geochemistry and Sr-Nd-Pb-Hf isotopes. Gondwana Research, 60. 69-93 doi:10.1016/j.gr.2018.04.005 | Journal (article/letter/editorial) | | Manuscript Petrogenesis of early cretaceous intermediate-felsic dikes in the Jiaodong peninsula, south-eastern... Yi Yang , Petrogenesis of early cretaceous intermediate-felsic dikes in the Jiaodong peninsula, south-eastern...MANUSCRIPT Petrogenesis of Early Cretaceous intermediate-felsic dikes in the Jiaodong Peninsula, south-eastern...Processes and Mineral Resources, China University of Department of Earth Sciences, Indiana University–Purdue... ACCEPTED MANUSCRIPT ABSTRACT Early Cretaceous dike swarms are widely developed in the Jiaodong Peninsula |  | | Journal (article/letter/editorial) | | represented by the Raobazhai peridotite. Unlike oceanic mantle, the Raobazhai peridotite was LREE enriched (Zhang...Zhang et al. (1995) considered the Raobozhai peridotite to be a slice of the continental lithospheric...lithospheric mantle above a subduc tion zone. Peridotite blocks with the similar origin have been reported from...geochemical results of the basic pluton and basic-intermediate dike from Northern Dabieshan Downloaded by [York...R., Xu, S.-T., and Jiang, L.-L., 1997, First occurrence of talc+kyanite association in a meta-aplite |  | | Journal (article/letter/editorial) | | Petrology and Petrochemistry of Shirotori-Hiketa Dike Swarm, Northeastern Shikoku, Japan: The Products...form 5 November 1979) ABSTRACT Compositions of dike rocks of Late Cretaceous age at Shirotori and Hiketa...calc-alkalic trend from a basaltic magma. A series of dike rocks from the vicinity of Shirotori-cho, Kagawa...geology and petrology of the dike swarm, which is called the Shirotori-Hiketa dike swarm in this paper, have...preliminary study, Ujike (1978a) argued that the dike magmas were hydrous and the overall chemical variations |  | Yin, Jiyuan, Chen, Wen, Yuan, Chao, Yu, Shun, Xiao, Wenjiao, Long, Xiaoping, Li, Jie, Sun, Jingbo (2015) Petrogenesis of Early Carboniferous adakitic dikes, Sawur region, northern West Junggar, NW China: Implications for geodynamic evolution. Gondwana Research, 27 (4) 1630-1645 doi:10.1016/j.gr.2014.01.016 | Journal (article/letter/editorial) | | Introduction Adakite was originally proposed to define intermediate- to highsilica (≥56 wt.% SiO2), high Sr/Y (N...high background values and low K content in the dike. Recent laser whole rock 40Ar/39Ar and laser-ablation... 5. Representative CL images of zircons for the dike in the Sawur region. Green circles indicate the...NewWave Research UV213 laser ablation system in the Department of Earth Sciences, the University of Hong Kong...(Resolution M-50, Resonetics LLC), installed in the Department of Earth Sciences, The University of Hong Kong |  | Xiong, Fuhao, Ma, Changqian, Chen, Bing, Ducea, Mihai N., Hou, Mingcai, Ni, Shijun (2019) Intermediate-mafic dikes in the East Kunlun Orogen, Northern Tibetan Plateau: A window into paleo-arc magma feeding system. Lithos, 340. 152-165 doi:10.1016/j.lithos.2019.05.012 | Journal (article/letter/editorial) | | Accepted Manuscript Intermediate-mafic dikes in the East Kunlun Orogen, northern Tibetan Plateau: A window...article as: F. Xiong, C. Ma, B. Chen, et al., Intermediate-mafic dikes in the East Kunlun Orogen, northern...to the journal pertain. ACCEPTED MANUSCRIPT Intermediate-mafic dikes in the East Kunlun Orogen, northern...Bucharest, Bucharest, 010041, Romania PT E e D Department of Geosciences, University of Arizona, Tucson...MANUSCRIPT ABSTRACT The contemporaneous mafic and intermediate dikes of a continental magmatic arc provide |  | | Report (issue) | | an area in southern British Columbia east of the Coast Belt are presented by Schiarizza et al. As detailed...the onset of Hazelton Group volcanism. A monzonite dike near the Homestake Ridge deposit yielded a U-Pb...extends for 65 km across the island, from the Pacific Coast to Queen Charlotte Strait. Previous to this work...restricted to the Pemberton arc along the southeastern Coast Mountains. Dating is key in distinguishing these...nickel and carbon sequestration potential of this occurrence. Work in 2019 focussed on laboratory analyses |  | | Report (volume) | | GOVERNMENT PRINTING OFFICE, WASHINGTON: 1989 DEPARTMENT OF THE INTERIOR DONALD PAUL HODEL, Secretary...structure also forms a shear zone in serpentinized peridotite. Thrust faults and major north- to northwest-trending...zones in ultramafic rock or are associated with intermediate to mafic dikes. Rock and stream-sediment samples... . . . . . . . . . . . . . . . Serpentinized peridotite of Ingalls Creek . . . . . . . . . . . . . ....Stuart batholith . . . . . . . . . . . . . . . . Intermediate porphyry . . . . . . . . . . . . . . . . . |  | | Book (volume) | | Railroad Company Union Pacific Realty Company U.S. Department of Energy © 1994 by The Geological Society of...Alaska, even though it extends to the Bering Sea coast. Wide alluvium-covered lowlands border the Bering...anomalous Yukon Rats are located about 800 km from the coast, but they are as flat as a coastal plain and are...KenaiChugach, Talkeetna, Wrangell, Saint Elias, and Coast mountains. The glaciers invade the margins of the...and at one locality along the open Gulf of Alaska coast (La Perouse Glacier). Many large rivers in the southern |  | | Journal (article/letter/editorial) | | California a David E. Miller & W. G. Ernst a a Department of Geological and Environmental Sciences , Stanford...California DAVID E. M I L L E R A N D W. G. ERNST Department of Geological and Environmental Sciences, Stanford...units based on lithology: metadacite, felsic-intermediate metavolcanic rocks, mafic metavolcanic rocks...quartz-rich metaclastic rocks, abundant felsic-intermediate metalavas, and metavolcaniclastic rocks. Such...Lavas and volcaniclastic rocks with felsic, intermediate, and mafic composi tions are interlayered at |  | | Report (issue) | | UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY METALLIC MINERAL-RESOURCE POTENTIAL OF THE...Editor Prepared in cooperation with the Missouri Department of Natural Resources, Division of Geology and...permissive "recognition criteria" for the occurrence or non-occurrence of that type of mineral deposit. Diagnostic...recognition criteria to appraise the probability of occurrence of each mineral-deposit type throughout the quadrangle...derivation of "recognition criteria" for the occurrence or non-occurrence of that type of mineral deposit. (5) |  | | Report (issue) | | DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY Sample localities, descriptions, major- and trace-element...unfoliated. Coarse bio-hb grd dike cutting Mt. Gilbert intrusion. Dike has non-matching walls and rotated...Homogeneous aplite dike. Homogeneous aplite dike. 2 m thick, horizontal. Homogeneous aplite dike. Table 1....Homogeneous aplite dike. 10 cm wide homogeneous aplite dike. 50 cm wide aplite dike cutting Inconsolable...of N. Palisade. Composite dike- aplite phase comprises 70% of area of dike. Froms matrix between and |  | | Report (issue) | | 484 UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY RECONNAISSANCE GEOLOGIC MAP AND GEOCHEMICAL...Permian Tethyan seaway. This is the first known occurrence of a neoschwagerinid in Alaska, and this is only... protrusive ultramafic rocks, and felsic to intermediate hypabyssal rocks. The ultramafic rocks (M-P^u)...layered protrusion composed predominantly of peridotite (wehrlite), dunite, and pyroxenite. Clinopyroxene...ultramafic rocks. Small bodies of felsic to intermediate intrusive rock cut all of the metamorphic rock |  | | Journal (article/letter/editorial) | | area are intruded by Archcangranites,felsic and intermediate porphyries,mafic dikes and sills, els for the... rocks Kambalda sequence oC, •. Proteroza•c dike Granite N•ckel ore shoots ..-* i Fault STIVES........ '.'. :.:.:... •ed Hi• :•:• Eelsic-intermediate intrusives :.:.:.:.:.:..... :::• Eelsic volcanics...eeeeeße©eeeßßeeee dikes eeeeeeaeeeeßeee Felsic -intermediate Felsic volcanics intrusives end sediments...LEGEND oeee©eeeß• ß Proterozoic Felsic- dikes intermediate intrusives ß ß ß ß ß ,, eß, Felsic volcanics |  | Lu, Yong-jun, Kerrich, Robert, Cawood, Peter A., McCuaig, T. Campbell, Hart, Craig J.R., Li, Zheng-xiang, Hou, Zeng-qian, Bagas, Leon (2012) Zircon SHRIMP U–Pb geochronology of potassic felsic intrusions in western Yunnan, SW China: Constraints on the relationship of magmatism to the Jinsha suture. Gondwana Research, 22 (2) 737-747 doi:10.1016/j.gr.2011.11.016 | Journal (article/letter/editorial) | | China Department of Geological Sciences, University of Saskatchewan, SK, Canada S7N 5E2 d Department of...Fluid Systems, Institute for Geoscience Research, Department of Applied Geology, Curtin University, Perth...Carboniferous–Permian ultramafic blocks (serpentite, peridotite), cumulates (clinopyroxenite, gabbro, norite)...deformed dikes are 29.9 ± 0.5 Ma, those showing intermediate deformation are 26.3 ± 0.5 Ma, whereas the least...2009; Searle et al., 2010). One foliated aplitic dike (YS-26) within the shear zone has an older age of |  | | Report (issue) | | SURVEY 1979 CIRCULAR 804-B United States Department of the Interior CECIL D. ANDRUS, Secretary Geological...fault in the Talkeetna quadrangle or along the Coast Range megalineament in the Ketchikan quadrangle;...km 2 ), Saint Elias Mountains (11,800 km2 ), and Coast Mountains (10,500 km2 ). Individual glacier inventories... P., eds., North American ophiolites: Oregon Department of Geology and Mineral Industries Bulletin 95...genetically related ultramafic and phaneritic intermediate to mafic rocks that occur along a generally |  | | Report (issue) | | PRINTING OFFICE, WASHINGTON : 1978 UNITED STATES DEPARTMENT OF THE INTERIOR CECIL D. ANDRUS, Secretary GEOLOGICAL...gneiss of Buffalo Mountain cut by quartz latite dike ............... Geologic map of part of northern...between about 1.1 and 1.5 b.y. ago, a time when intermediate to mafic dikes were commonly emplaced throughout...dark olivine porphyry and a lighter colored intermediate rock whose mutual contacts are not exposed....Tertiary in conjunction with other rocks of mafic, intermediate, silicic, and subsilicic compositions. Available |  | Sarjoughian, Fatemeh, Javadi, Somayeh, Azizi, Hossein, Ling, Wenli, Asahara, Yoshihiro, Lentz, David (2020) Geochemical and Sr–Nd isotopic constraints on the genesis of the Soheyle-PaKuh granitoid rocks (central Urumieh-Dokhtar magmatic belt, Iran). International Geology Review, 62 (13). 1769-1795 doi:10.1080/00206814.2019.1579676 | Journal (article/letter/editorial) | | Lingc, Yoshihiro Asaharad and David Lentze a Department of Earth Sciences, Faculty of Sciences, University...crust-mantle boundary where a density barrier stalls Department of Earth Sciences, Faculty of Sciences, University...Cretaceous ophiolitic mélange, including serpentinite, peridotite, dunite, pyroxenite, marine and continental sedimentary...grained. They are cut by basic-intermediate and acidic dikes. Basic-intermediate dikes range in thickness from...rocks from SPG, Square: acidic dike, and triangular: basic-intermediate dike. 1976). They contain plagioclase |  | | Report (issue) | | underlain by quartz monzonite to quartz diorite of the Coast Plutonic Complex at the southwest end of the Tsimstol...by dark-toned, near-vertical east-trending mafic dike. View to the northeast from within Kamloops city...Lara-Coronation polymetallic volcanogenic massive sulphide occurrence on southern Vancouver Island. They confirm that...basin Integrated Hogem Kitsault Kitsumkalum North Coast Decar Terrace QUEST Equity Silver Mine Chilcotin-Bonaparte...new data from the Lara-Coronation polymetallic occurrence, southern Vancouver Island, confirming that direct |  | Li, Bin, Jiang, Shao-Yong, Zhang, Qian, Zhao, Hai-Xiang, Zhao, Kui-Dong (2016) Geochemistry, geochronology and Sr–Nd–Pb–Hf isotopic compositions of Middle to Late Jurassic syenite–granodiorites–dacite in South China: Petrogenesis and tectonic implications. Gondwana Research, 35. 217-237 doi:10.1016/j.gr.2015.05.006 | Journal (article/letter/editorial) | | Key Laboratory for Mineral Deposits Research, Department of Earth Sciences, Nanjing University, Nanjing...melting of hydrous AC medium-to-high-K mafic to intermediate meta-igneous rocks (Roberts and Clemens, 1993)...interacting and equilibrating with the mantle peridotite inevitably (Kelemen, 1995). The low abundances...and eclogite experimental melts hybridized by peridotite, AC which represent delaminated lower crust-derived...1998. Trace element modeling of aqueous fluid–peridotite interaction in the mantle wedge of subduction |
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