 | | Journal (article/letter/editorial) | | mantle: peridotite xenoliths in basalts from Tariat, Mongolia Dmitri A. Ionov Received: 12 December 2006...eruption centres in Tariat, central Mongolia. High-precision analyses of the most fertile Tariat lherzolites...km depth, the sampled xenoliths suggest that the Tariat mantle does not show km-scale chemical heterogeneities...geophysical studies of the deep Earth. Xenoliths in volcanic rocks and mantle fragments exposed at the surface...suites collected close to each other in the same volcanic field differ significantly in modal and chemical |  | Stosch, H.-G., Ionov, D.A., Puchtel, I.S., Galer, S.J.G., Sharpouri, A. (1995) Lower crustal xenoliths from Mongolia and their bearing on the nature of the deep crust beneath central Asia. Lithos, 36 (3) 227-242 doi:10.1016/0024-4937(95)00019-4 | Journal (article/letter/editorial) | | 36 (1995) 227-242 Lower crustal xenoliths from Mongolia and their bearing on the nature of the deep crust...from the Tariat region in central Mongolia and the Dariganga Plateau in south-eastern Mongolia are the...1977) and, for Tariat garnet granulites only, pressures of 14 f 1.5 kbar. For central Mongolia, these estimates...affected the garnets where originally present in the Tariat suite; nevertheless, the kelyphite has largerly...whole-rock SmNd data obtained for three samples from Tariat and Dariganga indicate, within large errors, low |  | Harmon, R.S., Kempton, P.D., Stosch, H.-G., Hoefs, J., Kovalenko, V.I., Eonov, D. (1987) 18O/16O ratios in anhydrous spinel lherzolite xenoliths from the Shavaryn-Tsaram volcano, Mongolia. Earth and Planetary Science Letters, 81 (2) 193-202 doi:10.1016/0012-821x(87)90155-5 | Journal (article/letter/editorial) | | spinel lherzolite xenoliths from the Shavaryn-Tsaram volcano, Mongolia R.S. H a r m o n x,4, P . D . K e...Anhydrous spinel lherzolite xenoliths from the Shavaryn-Tsaram volcano, which represent unusually clinopyroxenerich...of upper mantle beneath the Tariat Depression in north-central Mongolia, have particularly low 81~O values...equilibration temperature. This O-isotope character of the Tariat xenoliths is interpreted to reflect the closed-system...from the Shavaryn-Tsaram basanitic cinder cone in the Tariat Depression of north-central Mongolia (Fig. |  | Perepelov, Alexander, Kuzmin, Mikhail, Tsypukova, Svetlana, Shcherbakov, Yuri, Dril, Sergey, Didenko, Alexey, Dalai-Erdene, Enkhbat, Puzankov, Mikhail, Zhgilev, Alexander (2020) Late Cenozoic Uguumur and Bod-Uul Volcanic Centers in Northern Mongolia: Mineralogy, Geochemistry, and Magma Sources. Minerals, 10 (7) 612 doi:10.3390/min10070612 | Journal (article/letter/editorial) | | Late Cenozoic Uguumur and Bod-Uul Volcanic Centers in Northern Mongolia: Mineralogy, Geochemistry, and Magma...Mongolian Academy of Sciences, Ulaanbaatar 13331, Mongolia; enkhbat.geo@gmail.com Institute of Volcanology...Bod-Uul volcanoes in the Tesiingol field of Northern Mongolia, with implications for the magma generation conditions...volcanism. The lavas and pyroclastics of the two volcanic centers are composed of basanite, phonotephrite...xenoliths; megacrysts of Na-sanidine, Ca-Na pyroxene, ilmenite, and almandine-grossular-pyrope garnets; and carbonate |  | Glebovitskii, V. A., Nikitina, L. P., Saltykova, A. K., Pushkarev, Yu. D., Ovchinnikov, N. O., Babushkina, M. S., Ashchepkov, I. V. (2007) Thermal and chemical heterogeneity of the upper mantle beneath the Baikal-Mongolia territory. Petrology, 15 (1) 58-89 doi:10.1134/s0869591107010043 | Journal (article/letter/editorial) | | Heterogeneity of the Upper Mantle beneath the Baikal–Mongolia Territory V. A. Glebovitskiia, L. P. Nikitinaa...xenoliths in alkaline basalts from the Baikal–Mongolia area indicated: (1) that the compositional heterogeneity...mantle beneath southeastern and central parts of Mongolia, the KhamarDaban, and Transbaikalia reflects variations...mantle (10% and more for southeastern Mongolia, 0–15% for central Mongolia, and 0–10% for Transbaikalia and...± 0.3°C/km), central Mongolia (TG = 10.2 ± 0.2°C/km), and southeastern Mongolia (TG = 9.4 ± 0.3°C/km); |  | Matsyuk, S. S., Platonov, A. N., Genshaft, Yu. S., Saltykovskiy, A. Ya., Slodkevich, V. V., Kaminskiy, F. V., Kepezinskas, V. V. (1988) OPTICAL SPECTROSCOPIC INVESTIGATION OF GARNETS FROM DEEP-SEATED ASSEMBLAGES. International Geology Review, 30 (8) 920-930 doi:10.1080/00206818809466072 | Journal (article/letter/editorial) | | pipes in the Minusinsk depres sion, basaltoids in Mongolia and the Dzhida plateau, and garnets from peridotite-pyroxenite...clinopyroxene, Opx) orthopyroxene, Sp) chrome spinel, Ilm) ilmenite, Ph) phlogopite, D) diamond, Ru) rutile, Cd) corundum...alkali basaltoids such as those in the Baykal-Mongolia region lack lherzolites containing medium-or highchromium...depres sion) [4, 15] and for alkali-basalt pipes in Mongolia and Transbaykalia alkali basaltoids: 1) spinel-garnet...garnetized spinel lherzolite in the Shavaryn Tsaram volcanic area in Mongolia. The spectra thus show a shift |  | | Book | | Precambrian gabbroid and other towns from the Barberton province in South Africa were presented (Goles, 1968)....feldspar, phlogopite, apatite, sphene, rutile, ilmenite, perovskite, and zircon) and melts. Worthy of...10 provinces), meimechites (12 analyses from 1 province), picrites (28 analyses from 6 provinces), and...Caledonia Tiebugy, New Caledonia Japan Khutulsky, Mongolia (Itoh et al., 1992) (Erkushev, 1985) (Prinzhofer...d. N.d. N.d. O1 O2 (Frey, 1969) Naransky, Mongolia Orford Beriozovsky, Mount, Russia Canada Dobromirsky |  | Ariskin, A. A., Fomin, I. S., Zharkova, E. V., Kadik, A. A., Nikolaev, G. S. (2017) Redox conditions during crystallization of ultramafic and gabbroic rocks of the Yoko–Dovyren massif (Based on the results of measurements of intrinsic oxygen fugacity of olivine) Geochemistry International, 55 (7) 595-607 doi:10.1134/s0016702917070023 | Journal (article/letter/editorial) | | primary magmatic titanomagnetite and the presence of ilmenite in the Dovyren rocks. Keywords: Yoko, Dovyren...This rock association includes a wide variety of volcanic and intrusive rocks (Dovyren intrusive complex)...xenoliths from alkali basalts of Shavaryn— Tsaram volcano, Mongolia (Kadik et al., 1988). As regards...presence of ilmenite in the Dovyren rocks (see a review of studies on magnetite and ilmenite stability...minerals from peridotite xenoliths of Shavaryn–Tsaram Volcano (Mongolia),” Geokhimiya, No. 6, 783–793 (1988) |  | | Journal (article/letter/editorial) | | of the subcontinental mantle beneath the Vitim volcanic field žEast Siberia/ : evidence from trace element...xenoliths from Miocene picrobasalt of the Vitim volcanic field are considered on the basis of petrology...differentiated megacrystic clinopyroxenites with ilmenite and phlogopite inclusions are from the shallowest...interstitially in peridotites, and the development of ilmenite–phlogopite-bearing orthopyroxenites in a reaction...element data on pyroxenite xenoliths from the Vitim volcanic field, Eastern Siberia, and discuss the origin |  | | Journal (article/letter/editorial) | | (determined by laser fluxing [28]), micas, glass and ilmenite are similar to within _+0.2%o for 6180 values...spinel lherzolite xenoliths from the Shavaryn Tsaram volcano, Mongolia, Earth Planet. Sci. Lett. 81, 193-202...lithosphere and asthenospheric melts below the Geronimo Volcanic Field, Arizona, USA, J. Petrol. 26, 663-693, 1985...megacrystalline nodules from the Thumb, Navajo Volcanic Field, J. Petrol. 23, 507-547, 1982. [23] N. Pokhilenko |  | | Journal (article/letter/editorial) | | (CN)—bitumen and oil—can occur in intrusive and volcanic rocks of various silicity and alkalinity whose...and, ubiquitously, oxides (magnetite, Cr-spinel, ilmenite, and rutile), zircon, and apatite [10, 6]. The...Koryak–Kamchatka belt separates the Okhotsk– Chukotka volcanic belt on the margin of the Euroasian continent...from –27.3 to –26.5‰ [17]. CN were also found in volcanic rocks from Iceland. Bitumen were identified in...five cycles. CB in a hot-hexane extract from a volcanic bomb contained straight-chain paraffins of the |  | Rezvukhin, Dmitriy I., Malkovets, Vladimir G., Sharygin, Igor S., Tretiakova, Irina G., Griffin, William L., O'Reilly, Suzanne Y. (2018) Inclusions of crichtonite-group minerals in Cr-pyropes from the Internatsionalnaya kimberlite pipe, Siberian Craton: Crystal chemistry, parageneses and relationships to mantle metasomatism. Lithos, 308. 181-195 doi:10.1016/j.lithos.2018.02.026 | Journal (article/letter/editorial) | | inclusions, mostly in association with rutile, Mg-ilmenite and Cr-spinel within individual grains of pyrope...reduced using CITZAF procedures. Garnet, AC ilmenite and several synthetic standards were used for...(megacrystic garnet from RI the Shavaryn-Tsaram volcano, Mongolia) were employed to monitor instrument...In the latter CGM are PT associated with Mg-ilmenite (Fig. 2). These CGM inclusions are relatively... AC Along with other Ti-rich oxides (rutile, ilmenite, armalcolite, priderite, titanates of the magnetoplumbite |  | Smirnov, S Z, Rybin, A V, Kruk, N N, Timina, T Yu, Sokolova, E N, Kuzmin, D V, Maksimovich, I A, Kotov, A A, Shevko, A Ya, Nizametdinov, I R, Abersteiner, A (2019) Parental Melts and Magma Storage of a Large-volume Dacite Eruption at Vetrovoy Isthmus (Iturup Island, Southern Kuril Islands): Insights into the Genesis of Subduction-zone Dacites. Journal of Petrology, 60 (7) 1349-1370 doi:10.1093/petrology/egz032 | Journal (article/letter/editorial) | | most voluminous explosions in the Kuril–Kamchatka volcanic belt. This is comparable with other explosive...It is widely accepted that felsic melts in arc volcanic systems may originate from two main mechanisms:...2003); (2) partial melting of previously emplaced volcanic, metamorphic, or sedimentary rocks (Hildreth,...terrace dacitic tuff N-Q volcanic rocks and glacial deposits T C postcaldera volcanic edifices Konakova...Konakova cape Eugenia cape Pacific Ocean 4 km volcanic extrusions erosional landforms somma ridges Fig. 1 |  | | Book | | ilmenites Coefficients of REE distribution between ilmenite and coexisting phases 4 Zircons 4.1 4.2 4.3 ...massifs in Tuva (Russia) Naransky massif (West Mongolia) Kokpektinsky massif (South Urals, Kazakhstan)...massif (Canada) 10.11 Galmoenan massif (Koryak highland, Russia) 224 244 249 265 265 267 270 Conclusion...eclogite xenoliths occurring in the Mbuji-Mayi province (Congo) showed that diffusion of light REE from...peridotite xenoliths (Somerset Island and Saskatchewan province) (Canada) they studied the relationships between |  | | Journal (article/letter/editorial) | | xenolith from the alkali basalt of Shavaryn Tsaram Volcano (Mongolia) and showed that the material from...amounts of apatite, nickel-bearing pyrrhotite, ilmenite, and zircon. The morphology, composition, and...of samples of the main rock types of the Elbrus volcanic center and estimated on the basis of these results...and thermal investigations of five samples of volcanic ashes of different ages (from Recent to more than...objects: modally metasomatized xenoliths from the volcanic fields of Saudi Arabia (SA) and cryptically metasomatized |  | | Journal (article/letter/editorial) | | of lower crustal granulites from the Geronimo Volcanic Field, southeastern Arizona P . D . KEMPTON,“*...Pliocene to Recent alkali basalts from the Geronimo Volcanic Field (GVF), southeastern Arizona, USA. The range...analyses of granulite xenoliths from the Geronimo Volcanic Field (GVF) suggest that the lower crust beneath...crustal granulite xenoliths from the Geronimo Volcanic Field of southeastern Arizona, USA. GEOLOGIC SETI-ING...different from those brought to the surface in volcanic rocks from the Colorado Plateau or the Colorado |  | Féménias, Olivier, Ohnenstetter, Daniel, Coussaert, Nicolas, Berger, Julien, Demaiffe, Daniel (2005) Origin of micro-layering in a deep magma chamber: Evidence from two ultramafic–mafic layered xenoliths from Puy Beaunit (French Massif Central) Lithos, 83 (3) 347-370 doi:10.1016/j.lithos.2005.03.010 | Journal (article/letter/editorial) | | standards: a pyrope megacryst from the Shavaryn– Tsaram basalts (Mongolia) and a Cr-diopside from 352 O...and orthopyroxene (43%) with accessory (~ 6%) Mg-ilmenite; the proportion of orthopyroxene slightly increases...polygonal texture; it contains spinel instead of ilmenite. The last layer (zone A on Fig. 2b) is a harzburgite...0.010 Ni 0.003 Geikielite 30.6 Pyrophanite 1.0 Ilmenite 65.4 Hematite 3.0 Mg# 29.9 00-01 00-01 00-01...main accessory oxide phases of PBN 00-01 are Mg-ilmenite (Table 6) in the orthopyroxenite layer and rutile |  | Féménias, Olivier, Coussaert, Nicolas, Bingen, Bernard, Whitehouse, Martin, Mercier, Jean-Claude C, Demaiffe, Daniel (2003) A Permian underplating event in late- to post-orogenic tectonic setting. Evidence from the mafic–ultramafic layered xenoliths from Beaunit (French Massif Central) Chemical Geology, 199 (3) 293-315 doi:10.1016/s0009-2541(03)00124-4 | Journal (article/letter/editorial) | | standards: a pyrope megacryst from the Shavaryn –Tsaram basalts (Mongolia) and a Cr-diopside from the Inagly...rocks), Cr-spinel, Ti-rich phlogopite, apatite, ilmenite, rutile, pyrrhotite, pentlandite and srilankite...activity was not restricted to high-level, volcanic to sub-volcanic events; several deep-seated complexes...the Tertiary Limagne Basin; Fig. 1B) in which volcanic activity has been described (Collomb and Feys...presence of ophiolites, oceanic materials and volcanic arcs indicates a Late Devonian active margin. |  | Peng, Z.X, Mahoney, J, Hooper, P, Harris, C, Beane, J (1994) A role for lower continental crust in flood basalt genesis? Isotopic and incompatible element study of the lower six formations of the western Deccan Traps. Geochimica et Cosmochimica Acta, 58 (1) 267-288 doi:10.1016/0016-7037(94)90464-2 | Journal (article/letter/editorial) | | stratigraphic section exposed in the southwest part of the province, corresponding to the upper five formations (Fig...that vary isotopically and chemically from province to province, and that the magmas are often modified...less than 0.05” in the southwestern part of the province (e.g., BEANE, et al., 1986; DEVEY and LIGHTFOOT...TAYLOR,1968) that the whole-rock 6180 values of volcanic rocks can be affected by low-temperature alteration...differs significantly from, for example, the Karoo province. In short, although we believe the common signature |  | | Journal (issue) | | inclusions. СgophоtolиmiпеsceRе (77К). Liaonin Province, China. Specimen: Yana Baa. (right) Photoluminescence...crystal (about З т т across) with vacuoles. Liaonin Province, China, Specimen: Yana Bao. (left) Laser luminescence...vacuoles and mineral inclusions (10'). Liaonin Province, China. Specimen: Boo Yana. (left) Luminescence...found among the Chinese crystals from the Liaonin Province, Northeastern China (samples of these crystals... Silver halides may appear as ore minerals in volcanic and stratiform deposits (Silver Reef and Waterloo |  | | Report (issue) | | the Wessels Mine near Hotazel in northern Cape Province, South Africa. Dan Carlson specimen; Jeff Scovil...and in microdiamond-bearing xenoliths found in volcanic rocks from the Southwest Pacific formed at temperatures...villages of Soghan and Bagha Borsch in Kerman Province, 6 Iran. The cat's-eye is caused by oriented...Mountain in the High Atlas Mountains, Khenifra Province, Meknes-Tajilalet Region, Morocco; the large,...cut from red-brown garnet with black inclusions (ilmenite). They show fine cracks on their surfaces. The |  | | Book | | setting of granulite terranes of the Superior Province, Canada, a view from the bottom. by J. A. PERCIVAL...the great variety of xenoliths collected in some volcanic pipes (e.g. Bournac, Massif Central, France)....paths, as shown by Cosca et al. in the Grenville Province of Ontario. The lower crust is often considered...This seems true even within the same tectonic province and between areas that have experienced broadly...Special Lithosphere Issue, 11-37. Kay, R.W. (1980) Volcanic arc magmas: implications of a melting-mixing model |  | | Book | | low velocity zones beneath the Basin and Range province (Benz and McCarthy, 1994), and the western Canadian...directly tied to the presence of an overlying 1.89 Ga volcanic arc complex. This provides evidence for plate...mantle to depths of ~ 100 km below a 1.86-1.9 Ga volcanic arc in northwestern Canada (see Fig. 2). This...stratigraphy below Yellowknife region (YKA) in the Slave province as determined from Ps converted phases (Bostock...near-horizontal set underlying much of the western Slave province which the teleseismic observations identify as |  | | Report (issue) | | across Lago Chungara of the Nevados de Payachata Volcanic Group at 18°S in northern Chile. The two stratocones...Volcan Pomerape (6,222 m) are late Quaternary volcanic edifices constructed upon a Tertiary ignimbrite...eee ene ee 5. Recent Lavas from the Andean Volcanic Front (33 to 42°S); Interpretations of Along-Arc...Variations in Volcanics of the Andean Central Volcanic Zone (26 (0: 28°S) gh ie schata es hae sow HRs...Northern Chile; An Ordovician Continental Volcanic Province .......... 0c cece cece cence eens K.-W. Damn |  | | Journal (volume) | | silicate glasses and melts: From laboratory to volcanic activities......................35 AM14 Zeolites........275 EG54 Mineral deposits in terrestrial volcanic-hydrothermal systems ...........................prepare a relatively cheap mixture of perlite (a volcanic rock with intermediate composition between rhyolite...February 1987 in Luc Yen (a small city in Yen Bai province, N- Vietnam), this country is an important source...from Burma. On the way from the capital of the province, which is also named Yen Bai, to Luc Yen, a new |
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