 | | Journal (article/letter/editorial) | | Dolomitic, Rhodochrosite, and Calcareous Marbles of Japan S. M. Aleksandrovā and M. A. Troneva Vernadsky Institute...endogenous borates from hypabyssal skarn deposits of Japan (Honshu Island) that were formed after dolomitic...calciphyres at the Neichi, Kaso, and Rito mines, and are developed in calcitic marbles at the Fuka mine. Depending...takedaite, sibirskite, Mg, Mn, and Caskarns, Japan DOI: 10.1134/S001670291211002X INTRODUCTION The...endogenous borate mineral ization of Honshu Island, Japan are localized in the outer contact aureoles of the |  | | Report (issue) | | 1228(9) c = 9.917(4) X-ray Powder Pattern: Hol Kol mine, North Korea. 2.557 (100), 2.010 (60), 2.823 (50)...(2) 46.34 53.66 Total 99.93 100.00 (1) Hol Kol mine, North Korea; after deduction of szaibeĢlite, corresponds...hydrothermal boron deposit in diopsideāclinohumiteā dolomiteācalcite skarn (Hol Kol mine, North Korea). Association:...apatite, spinel, Distribution: From the Hol Kol AuāCu mine, about 75 km southeast of Pyongyang, Suan Co., North...elsewhere in Romania. At Kami-neichi, Miyako, Iwate Prefecture, Japan. Name: For Suan Co., the North |  | | Journal (article/letter/editorial) | | lateritic rocks from Ryoke and Chichibu Terranes, Japan Daisuke NISHIO* and Tetsuo MINAKAWA* * Institute...Bunkyo ā cho 2 ā 5, Matsuyama, Ehime 790 ā 8577, Japan Baddeleyite, zirconolite and calzirtite were found...from Ryoke and Chichibu Terranes in southwestern Japan. This is a new type of natural occurrence of the...laterite occur in the Ryoke and Chichibu Terranes of Japan (Iwao, 1978; Nishio and Minakawa, 2003). The major...calzirtite, from the Ryoke and Chichibu Terranes of Japan. Baddeleyite found in lateritic metamorphic rocks |  | | Journal (article/letter/editorial) | | Republic of Korea, Peopleās Republic of China, Japan, Tajikistan, Romania, France, Scotland, and the...at the deposit of the zones of spinelāpyroxene (diopside) and monticellite skarns, spinelāforsterite calciphyres...the Democratic Peopleās Republic of Korea, Neichi Mine in Japan, and Mount Brooks in the York Range, Alaska...60.42 0.81 0.12 91.73 5.5 0.01 97.22 Neichi deposit, Iwate, Japan 59.47 1.87 0.44 95.03 3.4 0.07 98.36...pertsevite form the deposits of Yakutia, Alaska, and Japan, wt % B2O3 F SiO2 MgO 19.72 20.85 17.76 18.30 |  | | Journal (article/letter/editorial) | | Hulsite from Sengendera skarn deposit, Miyazaki, Japan å¤§č¶ ēå· ęæ±ę ¹ ę ę°(Yukikazu OGOSHI)ī
éé(Tetsuo MINAKAWA)ī
...up to 1 cm, associated closely with magnetite, diopside and tremolite-actinolite, and rarely occurred...content of vonsenite, an Fe-borate, from Sengendera mine is 1.40 wtīŖ. Hulsite domain within vonsenite crystals...Science, Ehime University, Matsuyama 790ī8577, Japan E-mail: hitotoribashi1584ļ¼ yahoo.co.jp ī
ī
The Institute...Physics, the University of Tokyo, Kashiwa 277ī8581, Japan 62 å¤§č¶ Table 1. ę ę°ć»ēå· ééć»ęæ±ę ¹ å¤§č¼ Minerals in |  | | Journal (article/letter/editorial) | | following clearly pronounced zoning: intrusive rock // diopside (Ā±spinel) or fassaite skarnā(spinelā or perovskiteāmonticellite...97 3.63 ā 0.07 0.00 0.03 ā 99.97 15 Neichi, Japan 0.39 35.73 60.80 1.91 0.39 0.14 0.06...zoning of the aureole is composed of contact spinelādiopside skarns or calciphyres, spinelāforsterite calciphyres...the spinelādiopside calciphyre zone, which occur in the aureole in place of spinelādiopside skarns replacing...was previously found only in the Nocera opencast mine in Sarno, Campania, Italy, in metasomatically altered |  | Proyer, A., Baziotis, I., Mposkos, E., Rhede, D. (2014) Ti- and Zr-minerals in calcite-dolomite marbles from the ultrahigh-pressure Kimi Complex, Rhodope mountains, Greece: Implications for the P-T evolution based on reaction textures, petrogenetic grids, and geothermobarometry. American Mineralogist, 99 (7) 1429-1448 doi:10.2138/am.2014.4710 | Journal (article/letter/editorial) | | by titanite and rutile, and that baddeleyite + diopside replaces zircon + calcite to higher pressures...kbar and ca. 800 Ā°C, where the assemblage olivine-diopside-spinelrutile-zircon formed. This assemblage partially...and has not yet been observed coexisting with diopside or even olivine (Dunn 2005). Rutile has been reported...olivine and diopside, where olivine replaces a first generation of rarely preserved diopside-1 and is overgrown...overgrown itself by a thin corona of diopside-2. Spinel and Ti-clinohumite can be present as additional |  | Zhang, Shuan-Hong, Zhao, Yue, Li, Qiu-Li, Hu, Zhao-Chu, Chen, Zhen-Yu (2017) First identification of baddeleyite related/linked to contact metamorphism from carbonatites in the world's largest REE deposit, Bayan Obo in North China Craton. Lithos, 284. 654-665 doi:10.1016/j.lithos.2017.05.015 | Journal (article/letter/editorial) | | 4 ACCEPTED MANUSCRIPT presence of humite and diopside in the REE-Nb-Th-rich carbonatite (Fig. 3), and...proportion NU of skarn minerals such as humite and diopside (e.g., Meinert, 1992) have been MA identified...(Table 1). Accessory minerals include humite, diopside, phlogopite, apatite, galena, TE aeschynite...(Table 1). Accessory minerals include ankerite, diopside, SC R bastnƤsite, fergusonite-(Ce), apatite...hematite and fluorite; other minerals include CE P diopside, apatite, pyrochlore, aeschynite, galena, zircon |  | Zhou, Guangyan, Wu, Yuanbao, Fu, Bin, Li, Long, Zhang, Wen-Xiang, Zhang, Yelv (2020) Genesis of baddeleyite and high Ī“18O zircon in impure marble from the Tongbai orogen, Central China: insights from petrochronology and HfāO isotope compositions. Contributions to Mineralogy and Petrology, 175 (8). doi:10.1007/s00410-020-01714-z | Journal (article/letter/editorial) | | grains. Sample 11QL11 mainly consists of calcite, diopside and chlorite (penninite), with accessory titanite...subhedral diopside occurs either as individual crystals or in glomerocrysts. Some small diopside crystals...and d). Mineral abbreviations: Cal calcite; Di diopside; Dol dolomite; Pen pennine; Srp serpentine; Zrn...within chlorite grains or between chlorite and diopside grains (Fig. 2bād). Analytical methods Marble...dolomitic marble from the Neichi mine, Miyako City, Iwate Prefecture, Japan. Bull Natn Sci Mus. Tokyo |  | | Journal (article/letter/editorial) | | South Africa, with a bright white baddeleyite-diopside coating [details shown in (B) ]. This grain is...boundary. The black areas in the reaction rim are diopside. Note the irregular reaction boundary. C. Detailed...Detailed BSE image of a baddeleyite-diopside reaction rim on a mantle zircon megacrysts from the Bultfontein...lighter-gray zirconolite growing at the baddeleyite/diopside- kimberlite boundary. Note the finer-grained reaction...portion of the photo. D. BSE image ofbaddeleyite-diopside reaction rim on mantle zircon from the Bultfontein |  | | Journal (article/letter/editorial) | | and malachite contain between 50 and 1200 ppm B. Diopside, calcite, clintonite, phlogopite, brucite, hedenbergite...nodules record successive growth of talc, tremolite, diopside, wollastonite, and periclase. In both lithologies...Ā±20% for most minerals, but may be greater in diopside and micas, which tend to have higher Li contents...decrease in the order: forsterite = serpentine > diopside > clintonite > wollastonite = plagioclase > phlogopite...granitic sill 92A-33H, and (b) the adjacent garnet diopside skarn zone located 8 cm away. Inclusions plotted |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | California. Akira Kato: National Science Museum, Tokyo, Japan. Petr Korbel: Dept. of Mineralogy, National Museum...including Siberia ae SS shes] TM REED eS SL China and Japan 10. India 11. South east Asia 12. Middle East 13...Crytal Structure Communications Chemical Society of Japan Bulletin Colorado School of Mines Quarterly Crystal...International (English translation) Geochemical Journal (Japan) Geokhimiya Mineralogiya & Petrologiya Geophysical...Transactions Journal of the Clay Science Sciety of Japan Journal of the Chinese University Geosciences Journal |
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