 | Fowler, Andrew P.G., Zierenberg, Robert A., Reed, Mark H., Palandri, James, Óskarsson, Finnbogi, Gunnarsson, Ingvi (2019) Rare earth element systematics in boiled fluids from basalt-hosted geothermal systems. Geochimica et Cosmochimica Acta, 244. 129-154 doi:10.1016/j.gca.2018.10.001 | Journal (article/letter/editorial) | | minimum temperature of 427°C was measured in Iceland Deep Drilling Project well IDDP-2 (Friðleifsson et al... anhydrite, anorthite, calcite, chalcopyrite, chlorite, epidote, fluorapatite, garnet (grossular/andradite)...include: mixed-layer smectite–chlorite, chlorite, mixed layer clay chlorite–illite, epidote, 4 actinolite...include albite, anhydrite, calcite, chalcopyrite, chlorite, epidote, fluorapatite, garnet (grossular and/or...actinolite, albite, low-Al amphibole, calcite, chlorite, epidote, prehnite, pyrite, quartz, titanite, |  | | Journal (article/letter/editorial) | | magnetite. Replacement of olivine by talc and chlorite is evident towards the clinopyroxene and plagioclase...Central Indian Ridge (CIR) in the Northern Indian Ocean (Fig. 1). Given that various physical and/or chemical...the South–West Indian ridge (SWIR) and the South–East Indian ridge (SEIR) to produce a ridge– ridge–ridge...Kanya expeditions to Central Indian Ridge, Indian Ocean in 2001-2005, several oceanic of rock samples...is negligible (Fig. 2a). Serpentine, magnetite, chlorite, clay, talc, tremolite, and calcite (Fig. 3) are |  | Mubarak, Heba S., Azer, Mokhles K., Surour, Adel A., Moussa, Hilmy E., Asimow, Paul D., Kabesh, Mona M.L. (2020) Mineralogical and geochemical study of rodingites and associated serpentinized peridotite, Eastern Desert of Egypt, Arabian-Nubian Shield. Lithos, 374. 105720pp. doi:10.1016/j.lithos.2020.105720 | Journal (article/letter/editorial) | | mélange, contains garnet, vesuvianite, diopside and chlorite with minor prehnite and opaque minerals. Rodingite-like...affected this segment of ancient and elsewhere. Jo ocean floor; these events may be common to rodingite-bearing...magnetite and sulfides are the main opaque minerals. Deep reddish-brown chromian spinel occurs as subhedral...including garnet, pyroxene, vesuvianite, and of chlorite, plus minor prehnite and opaque minerals. Garnet...diopside -p and transformed along the margins into chlorite (Fig. 5a). Clinopyroxene occurs as coarse re |  | | Journal (article/letter/editorial) | | PGE Mineralization in the Ulan-Sar’dag Ophiolite (East Sayan, Russia) Olga N. Kiseleva 1, *, Evgeniya V...detailed study on the chromitites and platinum-group element mineralization (PGM) of the Ulan-Sar’dag...ophiolite (USO), located in the Central Asian Fold Belt (East Sayan). Three groups of chrome spinels, differing...through the interaction of peridotites with mid-ocean ridge basalt (MORB)-type melts, and chrome spinels...fractionated form of the distribution of the platinum-group elements (PGE), which indicates a high degree of |  | | Journal (article/letter/editorial) | | Mineralogist Vol. 41, pp. 597-616 (2003) PLATINUM-GROUP MINERALS IN PODIFORM CHROMITITES OF THE OMAN OPHIOLITE...ABSTRACT Chromitite lenses rich in the platinum-group elements (PGE) have recently been discovered in...into two subtypes: PGE-poor and PGE-rich. Platinum-group minerals (PGM) have been mainly observed in the...laurite, chromitite, ophiolite, platinum-group elements, platinum-group minerals, sulfur fugacity, northern...addition to their economic importance, the platinum-group elements (PGE) are potentially useful indicators |  | | Book | | core devoid of further nuclear energy then gives rise to a type II supernova and the formation of a neutron...companion onto a compact object. This naturally gives rise to a variety of interesting phenomena: classical...operating at high temperatures and densities in the deep interior can be transported by convection to the...chain of reactions leading to the buildup of iron group elements for silicon burning. Fuel Main products...the heavy elements from oxygen through the iron group from the initial hydrogen and helium of which they |  | Scicchitano, Maria Rosa, Rubatto, Daniela, Hermann, Jörg, Majumdar, Alik S., Putnis, Andrew (2018) Oxygen isotope analysis of olivine by ion microprobe: Matrix effects and applications to a serpentinised dunite. Chemical Geology, 499. 126-137 doi:10.1016/j.chemgeo.2018.09.020 | Journal (article/letter/editorial) | | the δ-notation relative to Vienna Standard Mean Ocean Water (V-SMOW; Hoefs, 2009) with an 18 O/16O ratio...sill-like layered intrusive complex within the Iron Ore Group supracrustal sequence of an Archean greenstone belt...and serpentine minerals currently forming in mid-ocean ridge environments, which peak at 2 to 5‰ (e.g....1976. Absolute 18 O content of standard mean ocean water. Earth and Planetary Science NU Letters...experimental investigation of the serpentine and chlorite group minerals in the system MgO-Al2O3-SiO2-H2O. |  | | Report (volume) | | magmatic, hydrothermal and epithermal ore deposits, ocean circulation, climate-related events, weathering...Gonzalez-Jimenez (2016) provide an overview of platinum-group minerals (PGM), pointing out that, where present...volcanism currently operating on Earth, including mid-ocean ridge basalts, volcanism unassociated with plate...(1985) The origin of the fractionation of platinum-group elements in terrestrial magmas. Chem Geol 53:302–323...González-Jiménez J (2016) Petrogenesis of the platinum-group minerals. Rev Mineral Geochem 81:489–578 Parrington |  | | Book | | Innovative and Applied Research on Platinum-Group and Rare Earth Elements Dedicated to the Work and Memory...Platinum-Group and Rare Earth Elements Innovative and Applied Research on Platinum-Group and Rare...Issue “Innovative and Applied Research on Platinum-Group and Rare Earth Elements” Reprinted from: Minerals...PGE Mineralization in the Ulan-Sar’dag Ophiolite (East Sayan, Russia) Reprinted from: Minerals 2020, 10...Nikolay V. Bryansky and Nikolay V. Smagunov Platinum Group Elements in Arsenopyrites and Pyrites of the Natalkinskoe |
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