 | | Journal (article/letter/editorial) | | High-Pressure Schist Belts of New Caledonia and Sanbagawa, Japan R.N. Brothers and K. Yokoyama Department of Geology...advancing grade, but Sanbagawa garnets are richer in almandine. Progressive assemblages within the two belts...immobile upper plate. Introduction The islands of Japan and New Caledonia occupy identical settings as sialic...metamorphic betts, a New Caledonia. b Southwest Japan (MTL, Median Tectonic Line) 1967; Briggs et al....Briggs et al. 1978; new data), b Central Shikoku, Japan (from Banno et al. 1978) (1) The main phase of metamorphism |  | | Journal (article/letter/editorial) | | Kyoto 606, Japan Takashi Nakajima Geochemistry Department, Geological Survey of Japan, Tsukuba 305...305, Japan KEY WORDS: high-pressure metamorphism, low-pressure metamorphism, paired metamorphism, island...Circum-Pacific orogenic belts, particularly in Japan. According to him the Japanese islands are composed...including regions of unmetamorphosed rocks. As Japan is an island arc, many geological units occur as...The details of the ages of metamorphic rocks in Japan will be published by T. Nakajima by mid-1992. Zones |  | | Book (volume) | | University Furo-cho, Chikusa-ku, Nagoya 464-01, Japan 1992 29th IGC FIELD TRIP GUIDEBOOK Volume 1...University Furo-cho, Chikusa-ku, Nagoya 464-01, Japan Technical Editors Technical Reviewer: Satoru Kojima^...Nagoya 464-01, Japan 2) Geological Survey of Japan, 1-1-3 Higashi, Tsukuba 305, Japan Copyright Holder:...Holder: Nagoya University 1992 Printed in Japan PREFACE Extensive geological field trips have been planned...and Tectonics of Japan, Volume 3: Environmental Geology and the Late Quaternary of Japan, Volume 4: Volcanoes |  | KOBAYASHI, Shoichi, MIYAWAKI, Ritsuro, MOMMA, Koichi, FUJISAWA, Akiko, KANEDA, Hiroaki (2013) Anisotropic garnet from the Yamansu ore deposit, Xinjiang, China. Journal of Mineralogical and Petrological Sciences, 108 (5) 245-254 doi:10.2465/jmps.120927 | Journal (article/letter/editorial) | | Science, 1-1 Ridai-cho, Kita-ku, Okayama 700-0005, Japan ** Department of Geology and Paleontology, National...Science, 4-1-1 Amakubo, Tsukuba, Ibaraki 305-0005, Japan *** Department of Environmental Science, Faculty...University, 2-2-1 Miyama, Funabashi, Chiba 274-8501, Japan An anisotropic garnet was found in skarn ores occurring...8And38.5, with minor (<8%) uvarovite, pyrope, almandine and spessartine constituent. Negative correlation...Carolina and Utah), Siberia, Portugal, Mexico, Brazil, Japan and so on. The inciting factor of the optical anisotropy |  | | Journal (article/letter/editorial) | | metamorphic rocks during exhumation is reported. Almandine garnet with submicron multiple-phase inclusions...metamorphic rock characterized in this study contains almandine garnet, a major mineral constituent in the Al-Fe-rich...assemblage of GRAIL (Bohlen et al., 1983), i.e. Garnet(almandine) Ăľ 3 rutile ÂĽ Al2 SiO5 Ă°kyaniteĂž Ăľ 3 ilmenite...pockets, following low energy {110} planes of almandine garnet host (Fig. 2a,b). The garnet host acts...zircon, (b) rutile, quartz and staurolite in almandine garnet of metamorphosed peraluminous rock in north-eastern |  | Bower, W. R., Pearce, C. I., Droop, G. T. R., Mosselmans, J. F. W., Geraki, K., Pattrick, R. A. D. (2015) Radiation damage from long-term alpha particle bombardment of silicates – a microfocus XRD and Fe K-edge XANES study. Mineralogical Magazine, 79 (6) 1455-1466 doi:10.1180/minmag.2015.079.6.20 | Journal (article/letter/editorial) | | surrounding monazite inclusions (Mon) within an almandine-grunerite-biotite (Bi) meta-ironstone from Tunaberg...darkened halos, see Fig. 1. Almandine (A) Fe2+ 3 Al2(SiO4)3 Almandine (B) As above. Cordierite Mg2Al4Si5O18...higher average signal from 6-coordinated Fe2+. Almandine 1459 The two garnets studied yielded an average...points were collected adjacent to the monazite in almandine B (±0.01 p.f.u.): 3Ăľ Fe2Ăľ 2:08 Fe0:07 Mg0:81...error of the EPMA and not a definitive trend. Almandine garnet is an W. R. BOWER ET AL. FIG. 2. (a) |  | | Journal (issue) | | the American Museum of Natural History in New York City (Sinkankas, 1959). Not surprisingly, the appearance...dbhoover@aol.com 2. P. O. Box 104504, Jefferson City MO 65110-4504, U.S.A. Email cara@beargems.com Abstract:...absorbing gems also show typical spectra, e.g. almandine; emerald; gold, cobalt, and selenium glass imitations;...employed as standards. For determining iron in almandine garnets (samples 2 and 3), natural fayalite was...belong to two series known as pyralspite (pyrope-almandine-spessartine; Y = Al3+ and X = Mg2+, Fe2+, and |  | Kimura, M., Sugiura, N., Mikouchi, T., Hirajima, T., Hiyagon, H., Takehana, Y. (2013) Eclogitic clasts with omphacite and pyrope-rich garnet in the NWA 801 CR2 chondrite. American Mineralogist, 98 (2) 387-393 doi:10.2138/am.2013.4192 | Journal (article/letter/editorial) | | Ibaraki University, Bunkyo 2-1-1, Mito 310-8512, Japan Department of Earth and Planetary Science, Graduate...University of Tokyo, Hongo, Bunkyo-Ku, Tokyo 113-0033, Japan 3 Department of Geology and Mineralogy, Graduate...Kitashirakawa Oiwakecho, Sakhyo-ku, Kyoto 606-8502, Japan Abstract We report mineral assemblages from three...of pyrope-rich garnet with a large amount of almandine and minor grossular components. Since these phases...Takehana, Y. (2010) Unusual clasts including pyrope-almandine garnet and omphacitic pyroxene in the Northwest |  | | Journal (article/letter/editorial) | | + 2 Rutile Al2SiO5 + 2 Quartz + 3 Ilmenite = Almandine + 3 Rutile When rutile is formed together with...the rutile structure at high temperatures (see Sugiyama and Takeuchi, 1991). The effects of partial oxidation...tensors of zircon by DFT simulations. ,in prep. Sugiyama, K., and Takeuchi, Y. (1991) The crystal structure...Burdett et al. (1987) Neutron powder diffraction Sugiyama and Takeuchi Single-crystal XRD (1991) Hummer |  | | Journal (article/letter/editorial) | | omphacite crystals. Garnets consist essentially of almandine (36–37 mol%), grossular (35–41 mol%), and pyrope...Crystallographica, 23, 334–336. Sato, H., Endo, S., Sugiyama, M., Kikegawa, T., Shimomura, O., and Kusaba, |  | Shen, Pouyan, Hwang, Shyh-Lung, Chu, Hao-Tsu, Yui, Tzen-Fu, Pan, Chiennan, Huang, Wuu-Liang (2005) On the transformation pathways of alpha-PbO2-type TiO2 at the twin boundary of rutile bicrystals and the origin of rutile bicrystals. European Journal of Mineralogy, 17 (4) 543-552 doi:10.1127/0935-1221/2005/0017-0543 | Journal (article/letter/editorial) | | between twinned rutile bicrystals included in almandine-rich garnet of diamondiferous quartzo-feldspathic...nanometer-thick slab between twinned rutile bicrystals in almandine-rich garnet of diamondiferous quartzo-feldspathic...TiO2 slab between twinned rutile bicrystals in almandine-rich garnet of diamondiferous quartzo-feldspathic...Press, Inc., Tokyo, 447-461. Sato, H., Endo S., Sugiyama, M., Kikegawa, T., Shimomura, O., Kusaba, K. (1991): |  | | Book (volume) | | PLUTONISM IN THE JAPANESE ISLANDS Geological Survey of Japan 1992 Digitized by the Internet Archive in 2019...ISLANDS Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan 1992 29th IGC FIELD TRIP GUIDEBOOK...Harufumi Noro Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Technical Editors Technical Reviewer:...Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Copyright Holder: Geological Survey of Japan 1992 Printed...Printed in Japan 1992 PREFACE Extensive geological field trips have been planned for the 29th International |  | | Journal (article/letter/editorial) | | nanometer-thick slab between twinned rutile bicrystals in almandine-rich garnet of diamondiferous quartzofeldspathic...typically contains porphyroblastic garnet of almandine-rich composition, which shows multiple mineral...at the 30th High-Pressure Conference of Japan: Kyoto, Japan Society of High Pressure Science and TechnolÂ...Ultramicroscopy, v. 7, p. 405-410. Sato, H., Endo, S., Sugiyama, M., Kiewgawa, T., Shimomura, 0., and Kusaba, |  | | Journal (issue) | | nephrite jade deposits are located 31.5 km south of the city of Wroclaw in the province of Dolny Slask (Lower...1964; Biedermann, 1965; Ellis and Moss, 1965; Sugiyama et al., 1996; Stiasny and Helbig, 1997; Lambrecht...4H/6H-SiC. Physica Status Solidi (a) 162, 239-49 Sugiyama, N., Okamoto, A., and Tani, T., 1996. Growth orientation...MgSi-perovskite coexists with TAPP (tetragonal almandine-pyrope phase). Neither Cr-pyrope nor Mg-chromite...'pull-apart' of a diamondiferous eclogite. Jadeite i n Japan. L A . TAYLOR et al. [9 others]. International |  | | Journal (article/letter/editorial) | | 10–100 mm) define a mylonitic foliation. Magmatic almandine-spessartine garnet (grain size ~ 0.2–1 cm) and...between corundum and yttrium aluminum garnet. Sugiyama et al. (2009) found the same COR as the commonest...Champness, P.E. (1986) Magnetite exsolution in almandine garnet. Mineralogical Magazine, 50, 621–633. Bursill...Norton, M.G. (2006) The origin of asterism in almandine-pyrope garnets from Idaho. Journal of Materials...metamorphic event in the Alps. Geology, 36, 603–606. Sugiyama, K., Nakai, M., Yoshikawa, A., and Fukuda, T. |  | | Journal (article/letter/editorial) | | (FeKα), nickel oxide (NiKα), zinc oxide (ZnKα), almandine-pyrope (MgKα), gallium arsenide (AsKα), apatite...[PubMed] Yoshiasa, A.; Miyano, Y.; Isobe, H.; Sugiyama, K.; Arima, H.; Nakatsuka, A.; Momma, K.; Miyawaki |  | Merli, Marcello, Sciascia, Luciana, Pavese, Alessandro, Diella, Valeria (2015) Modelling of thermo-chemical properties over the sub-solidus MgO–FeO binary, as a function of iron spin configuration, composition and temperature. Physics and Chemistry of Minerals, 42 (5) 347-362 doi:10.1007/s00269-014-0725-6 | Journal (article/letter/editorial) | | olivine (forsterite–fayalite) and garnet (pyrope–almandine) is here 13 Fig. 9  ΔH(T,xFe)excess, for (Mg...garnets (Ganguly and Kennedy 1974), i.e. pyrope– almandine solid solution, Tc has been estimated of about...(1987) Enthalpy of mixing of synthetic almandine-grossular and almandine-pyrope garnets from high-temperature...Metall Mater Trans A 44:4551–4557 Yoshiasa A, Sugiyama K, Sakai S, Isobe H, Sakamoto D, Ota K, Arima |  | Zhang, Min, Chen, Fangfang, Yan, Guoying, Li, Hongjing, Li, Jing, Peng, Guan, Yu, Hongdong (2023) The Distribution Regularity and Flotation Study of Niobium-Bearing Minerals in Baiyun Obo. Minerals, 13 (3) 387 doi:10.3390/min13030387 | Journal (article/letter/editorial) | | spectrum (XRF, ZSX Primus III+; Rigaku, Tokyo, Japan). The content of Nb2 O5 was quantitatively measured...Chen, Q.; Meng, Y.; Lin, J.; Xiao, H.; Huang, Z.; Sugiyama, S.; Yanagimoto, J. Microstructural evolution...; Song, S. Selective flotation of rutile from almandine using sodium carboxymethyl cellulose (Na-CMC) |  | | Journal (issue) | | predominantly microcline Totals FACIES Granulite Almandine-amphibolite Greenschist I-Non-granitoid Rocks...lens-shaped areas enveloped by gneisses of the almandine-amphibolite facies. Moreover, in many areas the... suggesting that many of the gneisses of the almandine-amph1bolite facies w•ere formed from pre-existing...the almandine-amphibolite facies belong to the kyanite-muscovitequartz and sillimanite-almandine subfacies...enegneisses), whereas the same process under almandine-amphibolite facies conditions resulted in quartz-dio-ritic |  | Xu, Rong, Li, Wen-Chang, Deng, Ming-Guo, Zhou, Jia-Xi, Ren, Tao, Yu, Hai-Jun (2019) Genesis of the superlarge Luziyuan Zn-Pb-Fe(-Cu) distal skarn deposit in western Yunnan (SW China): Insights from ore geology and C-H-O-S isotopes. Ore Geology Reviews, 107. 944-959 doi:10.1016/j.oregeorev.2019.03.015 | Journal (article/letter/editorial) | | carbon and sulfur isotope study of skarn deposits in Japan, in: Zachrisson, E. (Eds.), Proceedings of the 7th...study of the Kamioka Zn-Pb skarn deposits, Central Japan. Miner. Deposita 25, 221–229. Shimazaki, H., Shimizu...156, 39–65. Wang, X.D., Ueno, K., Mizuno, Y., Sugiyama, T., 2001. Late Paleozoic faunal, climatic, and...respectively. Abbreviations: Adr = andradite, Alm = almandine, Cpx = clinopyroxene, Di = diopside, Fs = ferrosilite...= pyroxenoid, Pyr = pyralspite (spessartine + almandine + pyrope), Rdn = rhodonite, Sps = spessartine |  | | Journal (article/letter/editorial) | | is an eminently suitable host for LIL elements (Sugiyama and Tokonami 1987; Konzett and Frost 2009). Whereas...(Table 2). Garnet Garnets are pyrope-rich pyrope-almandine-grossular solid solutions typical for peridotites...subduction zones. Geochim Cosmochim Acta 67:4179–4203 Sugiyama K, Tokonami M (1987) Structure and crystal chemistry |  | | Journal (article/letter/editorial) | | the GIGCAS with an 8230 EPMA (JEOL Corporation, Japan). Analytical 147 parameters include 15 kV (acc...(Diopside), Ni (Ni), Si (Diopside), Mg (Olivine), Al (Almandine garnet), 150 Ti (Rutile), Co (Cobalt), Cu (Copper)...523 Kashiwabara, T., Oishi, Y., Sakaguchi, A., Sugiyama, T., Usui, A., Takahashi, Y., 2014. Chemical |  | Dutta, R., Tracy, S. J., Stan, C. V., Prakapenka, V. B., Cava, R. J., Duffy, T. S. (2018) Phase stability of iron germanate, FeGeO3, to 127 GPa. Physics and Chemistry of Minerals, 45 (4) 367-379 doi:10.1007/s00269-017-0927-9 | Journal (article/letter/editorial) | | “H phase” (Zhang et al. 2014). A perovskite of almandine composition Â[Fe3Al2Si3O12 or (Fe,Al) (Si,Al)O3]...FĂĽr Anorg Allg Chem 326:113–126 Sato H, Endo S, Sugiyama M et al (1991) Baddeleyite-type high-pressure |  | | Journal (article/letter/editorial) | | fluorapatite (P), spinel (Mg), anorthite (Ca, Al), almandine (Fe), tephroite (Mn), La0.95Nd0.05TiO3 (La), and...397–401. Pergamon Press, Oxford. Yamamoto, S., Sugiyama, S., Matsuoka, O., Kohmura, K., Honda, T., Banno |  | | Book (volume) | | 1957). Muscovite is often present throughout the almandine zone in which it is commonly represented in the...the garnetiferous mica schists. In other almandine zone rocks, however, muscovite and biotite react to...to form potassium felspar and almandine: (OH)2KAl3Si3Oio + (OH)2K(Fe+2,Mg)3AlSi3Oio + 3Si02 -> muscovite...(Fe+2,Mg)3Al2Si30i2 + 2H20 potassium felspar almandine 24 Sheet Silicates Muscovite (Table 5, anal...the higher grade rocks of the Abukuma Plateau, Japan, is lower than that in the muscovites of the rocks |
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