 | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 74, 357-375, 1979. MINERALOGICAL STUDY ON THE WOLFRAMITE SERIES...SERIES FROM THE CHUGOKU DISTRICT , SOUTHWEST JAPAN (I) RELATIONSHIPS BETWEEN AND LATTICE CHEMICAL ...Science , Hiroshima University, Hiroshima, 730, Japan In the Chugoku the Late around mineralogical...b0, occurrence Fe/Mn natural unit influence mine a0, compositional rare the substitution of... parameters exception the of the lattice Japan, Early and relationship the with in the |  | Skrzypek, Etienne, Kawakami, Tetsuo, Hirajima, Takao, Sakata, Shuhei, Hirata, Takafumi, Ikeda, Takeshi (2016) Revisiting the high temperature metamorphic field gradient of the Ryoke Belt (SW Japan): New constraints from the Iwakuni-Yanai area. Lithos, 260. 9-27 doi:10.1016/j.lithos.2016.04.025 | Journal (article/letter/editorial) | | metamorphic field gradient of the Ryoke Belt (SW Japan): New constraints from the Iwakuni-Yanai area Etienne...Kitashirakawa-Oiwakecho, Sakyo-ku, 606-8502 Kyoto, Japan Department of Earth and Planetary Sciences, Graduate...Sciences, Kyushu University, 744 Motooka, 819-0395, Japan a r t i c l e i n f o Article history: Received...metamorphic field gradient exposed in the Ryoke Belt (SW Japan) — the type locality for low pressure/high temperature...105 to 94 Ma. The oldest granitoids (Shimokuhara, Soo, Namera), found in the western part of the belt, |  | | Journal (article/letter/editorial) | | the high T/P Ryoke metamorphic belt, southwest Japan: constraints from CHIME monazite ages of gneisses...School of Science, Nagoya University, Nagoya 464–01, Japan (email: suzuki@eps.nagoya-u.ac.jp) A B S TR A C...high T /P metamorphic belt developed in southwest Japan as one of the circum-Pacific orogenic belts. The...unmetamorphosed equivalent, the Mino terrane in Southwest Japan, together with the distribution of the Hida terrane...the major terranes in the Inner Zone of southwest Japan (see Fig. 1). The sedimentary complex is made up |  | | Journal (article/letter/editorial) | | FROM CENTRAL ROCKS JAPAN Ken SHIBATA Geological Surf O, of Japan, Kawasaki (Japan} and Mamoru ADACHI...Department of Earth Sciences, Nagoya University, Nagoya (Japan) Received 30 July 1973 Revised version received...boulders from the Kamiaso conglomerate in central Japan yield well-defined Rb-Sr isochron ages of 1985 +...The oldest fossiliferous formations recognized in Japan are Silurian, and there has been much debate whether...recently there was no record of Precambrian rocks in Japan that have not been involved in a younger metamorphism |  | | Journal (article/letter/editorial) | | AIST, Central 7, Higashi 1-1-1, Tsukuba 305-8567, Japan [e-mail: s-ishihara@aist.go.jp] * Department of...739-8526, Japan ** Institute for Geo-resources and Environment, Geological Survey of Japan, AIST Central...Central 7, Higashi 1-1-1, Tsukuba 305-8567, Japan Received on April 9, 2006; accepted on July 29, 2006 Abstract:...vary from a few ppm (e.g., Kosaka mine) to more than 300 ppm (Toyoha mine). The amount of indium in all the...types. The largest one is Toyoha mine (4,700 tons In) and the Ashio mine (ca. 1,200 tons In) was found to |  | Maeda, Jin'ichirou, Shimura, Toshiaki, Arita, Kazunori, Osanai, Yasuhito, Murata, Mamoru, Bamba, Mitsutaka, Suetake, Shin'ichi (1991) Chemical features of orthopyroxene in peraluminous igneous rocks. American Mineralogist, 76 (9-10) 1674-1682 | Journal (article/letter/editorial) | | Faculty of Science,Hokkaido University, Sapporo 060, Japan Ynsunrro Os.c.N,{r Department of Earth Sciencesand...University of Education, Munakata, Fukuoka 8 I 1-41, Japan M,lnaonu Muru,ra* Institute of Mineralogy, Petrology...Faculty of Science,Tohoku University, Sendai 980, Japan Mrrsur.cxA Blvrn.l** Department of Geology and...of Science,Niigata University, Niigata 950-21, Japan SrrrN'rcrrr Sunr,l,rrf Department of Geology and...Sciences,Faculty of Science,Yamaguchi University, Yamaguchi 7 53, Japan Ansrucr Chemical compositions |  | | Journal (article/letter/editorial) | | MINERALS IN THE OHNUMA GEOTHERMAL AREA, NORTHEASTERN JAPAN KATSUMI MARUMO 1 KEINOSUKE NAGASAWA 2 and YOSHIMASU...Nagoya 464 (Japan) 2 Institute of" Geosciences, Shizuoka University, Shizuoka 422 {Japan) 3 Department...of Geology, Shinshu University, Matsumoto 390 {Japan) Received July 13, 1979 Revised version received...occurring in the Ohnuma geothermal area, northeastern Japan. Here, clay minerals such as smectite, kaolinite...northwestern part of Hachimantai volcano, northeastern Japan (Fig. 1). Here, wells drilled for exploitation of |  | Jambor, John L., Bladh, Kenneth W., Ercit, T. Scott, Grice, Joel D., Grew, Edward S. (1988) NEW MINERAL NAMES. American Mineralogist, 73 (7-8) 927-935 | Journal (article/letter/editorial) | | in the X-ray powder CurTeOn(SOo)r. KCI and atlasovite CuuFe3*Bi3*Oo(SOo), KCl. pattern, there is an intensepeak... Khomyakov, G.Ye. Cherepivskaya,N.G. Teo,o)roro(SOo)4esO4 le.K, orCl,o, for O + Cl : 25. The ideal forUgryumova...No water wasfound. The minmula is CuuFe3*Bi3*Oo(SOo)5 massif. Mineralog. Zhurnal, 6, 50-54 (in Russian)...new sodium manganesearsenosilicate from the Kombat mine, Namibia. Mineral. Mag.,50,667670. Johninnesite*...Tsumeb Corporation. The mineral occurs at the Kombat mine, 49 km south of Tsumeb, Namibia, but is in late-stageveins |  | | Journal (article/letter/editorial) | | silicates or coexisting with various combinations of muscovite, cummingtonite, clinopyroxene, orthopl'roxene...addition of a coexisting silicate in the order muscovite,clinopyroxene,orthopyroxene,garnet, cummingtonite...hornblende coexisting with clinopl-roxene or muscovite fall in Field III which extends from the lower...orthopyroxenel Gar, garnet; Oliv, olivine; IIusc. muscovite, Chlor, chlorite; Act, actinolite; Trem. tremolite;...in which biotite coexists with muscovite, garnet, garnet plus muscovite, and with chlorite. For rocks |  | | 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 |  | TAKAGI, Tetsuichi, KOH, Sang-Mo, KIM, Moon-Young, NAITO, Kazuki, SUDO, Sadahisa (2000) Geology and Hydrothermal Alteration of the Milyang Pyrophyllite Deposit, Southeast Korea. Resource Geology, 50 (4) 243-256 doi:10.1111/j.1751-3928.2000.tb00073.x | Journal (article/letter/editorial) | | Department, Geological Survey of Japan. 1-1-3 Higashi, Tsukuba, Ibaraki 3058567, Japan [e-mail: takagi@gsj.go.jp]...Pulguksa Granite Quartz porphyry Milyang pyrophyllite mine Granite - granodiorite 35 30"N gc ho r Milyang...Kaol: kaolinite, Qz: quartz, Chl: chlorite, Mus: muscovite (illite), Pl: plagioclase, Hbl: hornblende, Aug:...advanced argillic alteration zone con- Quartz Muscovite(illite) Anatase Rutile Pyrite Hematite Chlorite... 3 C 2 C P 1 0 2 10 A cally quartz – muscovite (Fig. 4e). In some places of the zone, we have |  | | Journal (article/letter/editorial) | | shows that phosphate-sulfatesolid solution from POo/SOo: 0 to at least I is related to the occupancyofthe...beaverite, Pb(Fe,Cu)r(SOo)r(OH)6,and its Al analogue, osarizawaite, Pb(Al,Cu)r(SOo)r(OH)u,the chargebalance...natrojarosite,and hydronium jarosite (K,Na,H.O)Fer(SOo)r(OH)u (Brophy and Sheridan, 1965). However, substitution...lengths. (WalentaeI al., 1982),wherein(CrOo)o o(SOo)o,o(OH),,, tersubstitutions occur in A (and B) sites...compositions betweenalunite, KAl3(SOo)r(OH)u,and jarosite, KFe.(SOo)r(OH)u,do exist (Brophy er al., 1962) |  | | Journal (issue) | | Jan/Feb 2024 Vol.99, No.1 ROCKS MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems...Choice: Topaz from Granite Pegmatites, Limoeiro Mine, Virgem da Lapa, Ara~uaf Pegmatite District, . Minas...(c/eavelandite), and microc/ine, 72.5 cm, Limoeiro mine, Virgem da Lapa, Ara<;uar district, Minas Gerais...14.1 cm, Pioneer mine, Minas Gerais, Brazil; D: Elbaite, 8.9 cm high, Himalaya mine, Mesa Grande, San...Madagascar; F: Kunzite, 9.5 x 21 cm, Ocean View mine, Pala, San Diego County, California. Volume 99, |  | | Report (issue) | | Dutch East In,dies . . . .. . French Indo-China Japan ... .. . Korea (Chosen) Philippine Islands T11rkey...Sheare1· and J ._ W. 1\ifell,o r; Trans. Ceram. Soo., 19'23i 22, 105-110. X-ray investigations of the...seen to -consist of particles ,o f kaolinite, muscovite, quartz, t.ourmaline, felspar, etc~, the first...Czechoslovakia, Germany, France United States and Japan. 1, Residual deposits almost ipvariably occur in...railway to a washing plant about a mile from the mine, a11d, after passing ·t hrough coarse rolls and |  | | Journal (article/letter/editorial) | | TOPOTACTIC TRANSFORMATION OF MUSCOVITE UNDER MILD HYDROTHERMAL CONDITIONS* by ALASTAIR W. NICOL The...Pennsylvania ABSTRACT Studies have been made on muscovite single crystals treated under dry and hydrothermal...hydrothermal conditions at temperatures above SOO°C. The course of reaction is markedly affected by the amount...excess of water, appreciable reaction commences at SOO°C with the formation of kalsilite and corundum. The...kalsilite may bear an epitaxial relationship to the muscovite, but the corundum is quite unoriented. Reaction |  | | Report (issue) | | schist. 0.6 m, chip sample, interlayered biotite-muscovite-quartzfeldspar-sillimanite schist, medium-grained...biotite-quartz gneiss. 1 m, chip sample, garnet-biotite-muscovite-sillimanite schist. 1 m, chip sample, mica-garnet...garnet, fine-grained. 3 m, chip sample, biotite-muscovite-garnet-sillimanite schist. 1 m, chip sample, ...sample, vein quartz. 2 m, chip sample, biotite-muscovite-quartz-feldspar augen gneiss, fine-grained, migmatitic...graphite. 3 m, chip sample, feldspar-quartz-biotite-muscovite gneiss, fine-grained, migmatitic. 1 m, chip sample |  | | Journal (article/letter/editorial) | | Science, Kyushu University, Hakozaki, Fukuoka (Japan) Received November 5, 1975 Revised version received...with diameters of 3 - 5 mm. Zircon crystals from Japan were almost colorless fine grains (less than 110...Pit length (#m) Pit density (cm -2) Sri Lanka Japan India Formosa 6.4 4.5 4.3 5.0 7.5 170 3.1 3.2...from 300 to 800°C. In the case of zircons from Japan, uncut specimens were annealed. Zircon crystals...hydroxide. Etching conditions for zircons from Japan, India and Formosa were determined to be 25, 30 |  | | Journal (article/letter/editorial) | | intruded by a small, discordant stock of biotite-muscovite granite porphyry, dated at 2 1 0 + 6 m y (McBride...extinguished by blastesis of coarsegrained quartz, muscovite, tourmaline, fluorite, siderite and cassiterite...of a narrow contact-metamorphic aureole of the muscovite-biotite-chlorite-quartz-andalusite zone can be...northwest of the mining district at the Huallatani mine, a second, but much less pronounced hydrothermal-alteration...1983). The Huayna Potosi granite is largely a muscovite-biotite granite with transitions to granodioritic |  | | Report (issue) | | America Virgin Islands of the United States Chile Japan Other Foreign Countries 85 References to Technical...wollastonite zone, Lappeenranta ·. IV 1. Fox Knoll Mine, Willsboro, New York 2. Wollastonite processing...potential economic importance occur in Spain and Japan. Wollastonite most commonly occurs where there has...1932, Vol. 23, No. 139, pp. 207-226. 1 Circ. No. SOO, U.S. natn. Bur. Stand.. , 1952, p. 780. "Bull. No...activity. It is also associated with volcanic rocks in Japan. Mining, Beneficiation and Quality Control THE |  | Peacor, Gejing Lib Donald R., Essene, Eric J., Brosnahan, David R., Beane, Richard E. (1992) Walthierite, Ba0.5[]0.5Al3(SO4)2(OH)6,and huangite, Ca0.5[]0.5Al3(SO4)2(OH)6, two new minerals of the alunite group from the Coquimbo region, Chile. American Mineralogist, 77 (11-12) 1275-1284 | Journal (article/letter/editorial) | | region, Chile, respectively.Walthierite, Bao,!o ,Al3(SOo)r(OH)u, is associatedwith alunite,jarosite, baite...quartz, and pyrite in veins. Huangite, CaortrorAlr(SOo)r(OH)6,coexistswith kaolinite, pyrite, and woodhouseitein...Sro,tro,Al.(SOo),(OH)uand K*, H3O*, NH/, Ca2*,Sr2*,Pb2+,or Ba2*,and the octa- BaortrorAlr(SOo)r(OH)6 werenot...respectively. They are idealized as Baorwith no,Al3(SOo)r(OH)uand Cao5tr. 5Al3(SO4)r(OH)u The form of the...Z:6. with 0.5 vacanciesin the l2of alunite,KAl3(SOo),(OH)u, fold-coordinated M site, as required for |  | Siems, David F., Meier, A.L., Luce, R.W., Bell, Henry (1981) Analyses and descriptions of geochemical samples, Ellicott Rock Wilderness and additions, South Carolina, North Carolina, and Georgia. Open-File Report Vol. 1981 (81-594) US Geological Survey doi:10.3133/ofr81594 | Report (issue) | | Toxaway Gneiss (granite composition) biotite muscovite gneiss garnet biotite schist quartz biotite gneiss...granite vein garnet muscovite biotite schist quartz biotite schist biotite muscovite schist garnet epidote...aluminous schist metagraywacke quartz muscovite gneiss biotite muscovite schist garnet aluminous schist biotite...aluminous schist metagraywacke biotite gneiss biotite muscovite schist amphibolite gneissic granite vein biotite...aluminous schist garnet aluminous schist biotite muscovite schist metagraywacke, weathered quartz-biotite |  | | Journal (article/letter/editorial) | | and Na-rich members of the alunite group (KNa)Al3(SOo)r(OH)u generallyform as hydrothermal minerals in...sulfidesand apatite. Jarosite-groupminerals, (K,Na)Fe, (SOo),(OH)u,that replacealunite-gloup minerals during...KAlj (SOo),(OH)6, and electrum associated with pyrite and Cu + Pb + Zn and natroalunite, NaAl3(SOo)r(OH)6...sericitic alteration (Morlogues,i.e., jarosite, KFe, (SOo),(OH)., and natrojarosite, rison et al., 1987). Becausethey...have been observed only in the weathered NaFe, (SOo),(OH)u, being particularly well studied experimentally |  | | Journal (article/letter/editorial) | | Pergamon P?@%I LM. Printed inNorthern Ireland Muscovite and ita melting relations in the system KAlS&O...orthoclaae with high pres8u.re water, which forms muscovite, resulti in fluid8 enriched in potassium and silica...that orthoclese will react with water to form muscovite at relatively low temperatures, 250-575°C andatpressuresof...than 1 kbar. MonuYalsosucceededinsynthesizing muscovite at pressures as low as 0.3 kbars and 350°C (MOREY...completeness of the reaction, orthoclase plus water to muscovite, depends on the amount of water present, i.e. |  | | Journal (article/letter/editorial) | | quartz, orthoclase,fluorite, beryl, molybdeniteand muscovite. Some cassiterite and scheeliteare also found...solutions causingthe greisenization. FIG. 2. NeedleHill Mine. Hand specimen. X I•A. Sequence oI Mineralixation...wolfram has been furnished in the Needle Hill Mine. Here two long adits follow what were first thoughtto...amounts of scheelite as well. Fxo. 3. Lin Fa Shan Mine. Hand specimen. X 1¬. A typicalfissurevein depositis... TUNGSTEN MINERALIZA TION 485 Fro. 4. Sha Lo Wan Mine. Hand specimen. X 1•. An analysisof wolframiteore |  | | Journal (article/letter/editorial) | | classes of salic igneous rooks. The occurrence of muscovite is, however, limited in certain respects. &scovite...rocks. In addition, the high alumina content of muscovite imposes further restrictions on its occurrenoe...NATURALMUSCO~ES There are two ordered polymorphs of muscovite, two-layer monoclinic (2M) and three-layer trigonal(3T)...mixed-layer types. Fig. la is the 001 peak of a IM muscovite, and in Fig. lc is the 001 peak of a montmorillonite...would occur if the ratio of montmorillonite to 1M muscovite was 1 : 1. The intensity of the subsidiary reflections |
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