 | | Journal (article/letter/editorial) | | Telluride Mineralization in Southwestern Hokkaido, Japan Euis T. YUNINGSIH*, Hiroharu MATSUEDA** and Ildrem...Museum, Hokkaido University, Sapporo 060–0810, Japan Tellurium–bearing gold, silver, and base metal...epithermal mineralization in southwestern Hokkaido, Japan. The telluride deposits in this district consist...chalcedony, anatase, zeolite, sericite, barite, adularia, chlorite, smectite or other clay mineral, while...Pacific Ocean to the south and east, the Sea of Japan to the west, and the Sea of Okhotsk to the north |  | | Journal (article/letter/editorial) | | Late Cenozoic Metallogeny of Southwest Hokkaido, Japan Yasushi WATANABE Mineral Resource Research Group...Tsukuba Central 7, Higashi 1-1-1, Tsukuba 305-8567, Japan [y-watanabe@aist.go.jp] Received on May 29, 2001;...magmatic style and stress field of southwest Hokkaido, Japan, and compiles deposit form, type, ore and alteration...deposits, such as Toyoha, Inakuraishi, Ohe and Chitose, formed in the neutral regime with a large horizontal...define clearly. Southwest Hokkaido in the Northeast Japan arc (Fig. 1) is one of the best places to test the |  | | Journal (article/letter/editorial) | | low-sulfidation epithermal gold deposit, Northeast Japan arc Teruhiro Suzuki | Shota Satori Graduate School...International Resource Sciences, Akita University, Akita, Japan Correspondence Yasushi Watanabe, Graduate School...Akita 010-8502, Japan. Email: y-watanabe@gipc.akita-u.ac.jp Funding information Japan Society for the...deposits in the Tohoku region of the Northeast Japan arc; however, these deposits have undergone limited...research study of the Bosawa deposit in Akita Prefecture was conducted to support future gold exploration |  | | Journal (article/letter/editorial) | | the Hydrothermal System of Southwestern Hokkaido, Japan Euis T. YUNINGSIH1,2 and Hiroharu MATSUEDA2 1...Hokkaido University, Sapporo, Japan Abstract Shin-Otoyo, Suttsu, Teine, Date, Chitose, and Koryu are sites rich...deposits, and located in southwestern Hokkaido, Japan. The deposits are predominantly hosted by the Green...paragenesis sequence. Mineral composition of the Chitose and Koryu deposits are slightly different from... Shin-Otoyo; 2, Suttsu; 3, Teine; 4, Date; 5, Chitose; 6, Koryu. Various kinds of fissure filling-type |  | | Journal (article/letter/editorial) | | Numerical Studies of the Hoso‐ kura Deposit, Northern Japan Hiroshi Takahashi, Shohei Albert Tomita, Katsuaki...Numerical Studies of the Hosokura Deposit, Northern Japan, Ore Geology Reviews (2020), doi: https://doi.org/10...Numerical Studies of the Hosokura Deposit, Northern Japan A Cold-Water Trap as an Essential Process for the...Numerical Studies of the Hosokura Deposit, Northern Japan 1. Introduction Epithermal deposits are equally...selected the Hosokura deposit in Miyagi Prefecture, northern Japan (Fig. 1) with accumulated survey data |  | | Journal (article/letter/editorial) | | Fluids for the NeogeneVeinsand KurokoDepositsof Japan KEIKO HATTORI AND HITOSHI SAKAI Abstract The... --50 and about --2, respectively,for the Iwami mine, southwestHonshu. These isotopic results, the salinity...(-66)OP MM (-64)MK veins KOS -AR(-62) FK OZ JAPAN SEA A KN(-70) have the same strike and ...affected by terrestrial rather than su•bmarine JAPAN ARC environments. TS(-51) •(-49) S.._.•G (-47)...tectonic line; abbreviations: AR = Arakawa; CH = Chitose; FK = Fukazawa; FUK--Fuke; HOS=Hosokura; IW=Iwami; |  | | Journal (article/letter/editorial) | | Faculty of Science, Hokkaido University, Sapporo, Japan Received January 2, 1973 Abstract. Quartz fabrics...swarm of the Chitose mine, southwestern Hokkaido, Japan. I. The Gold-Silver Bearing Adularia-Quartz Vein...Vein of the Chitose Mine The gold-silver deposit of the Chitose mine is a result of the Miocene mineralization...The deposit consists of a gold-silver bearing adularia quartz vein associated with ore minerals such...considered to be formed by strong silicifieation. Adularia having acicular habit is often accompanied with |  | Shimizu, Toru, Matsueda, Hiroharu, Ishiyama, Daizo, Matsubaya, Osamu (1998) Genesis of epithermal Au-Ag mineralization of the Koryu Mine, Hokkaido, Japan. Economic Geology, 93 (3) 303-325 doi:10.2113/gsecongeo.93.3.303 | Journal (article/letter/editorial) | | Au-AgMineralization of the KoryuMine,Hokkaido, Japan TORUSHIMIZU, L* HIROHARU MATSUEDA, Department of...Facultyof Science, Hokkaido University, Sapporo 060,Japan DAIZO ISHIYAMA, Department of Geosciences, MiningEngineering...andMaterialProcessing, MiningCollege, AkitaUniversity, Akita010,Japan AND OSAMU MATSUBAYA Research Instituteof Materials...MiningCollege, AkitaUniversity, AkitaUniversity, Akita010,Japan Abstract Koryuisanepithermal gold-silver quartzveindeposit...quartzveindeposit in southwestern Hokkaido, Japan. Thedeposit occurs in aneast-west shearzonewithinMioceneblackmudstone |  | | Journal (article/letter/editorial) | | Native Tellurium from Epithermal Gold Deposits in Japan Masataka Nakata1 and Kosei Komuro2 1 Department...Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan Abstract The chemistry and mode of occurrences...Kobetsuzawa, Mutsu, Kawazu, Suzaki and Iriki in Japan are examined. Mineral assemblages in contact with...tellurium such as Agawa, Date, Takeno, Chugu, Chitose, Sado and Kushikino are estimated to have been...been formed under higher pH conditions as adularia and calcite occur in these deposits. The pH-Eh diagram |  | | Book | | been carried out. Epithermal vein-type deposits in Japan have also been well-studied. More than 1,000 papers...on Kuroko and epithermal vein-type deposits in Japan will be summarized in Chapter 1. The descriptions...study epithermal vein-type and Kuroko deposits in Japan. I learned from them an importance of the integration...fluid inclusion studies of vein-type deposits in Japan were especially valid and useful to writing this...On the origin of Kuroko of the Kosaka mine. J. Geol. Soc. Japan, 26, 107-132 (in Japanese). Ohmoto, H |  | | Journal (article/letter/editorial) | | Science,Universityof Tokyo,Bunkyo-ku,Hongo,Tokyo113, Japan Abstract The assemblage and mode of occurrenceof...different deposittypes: quartz, chalcedonicquartz, adularia, calcite, smectite, interstratified mica-smectite...suggestthat the fco• for vein-type mineralizationin Japan is controlled by alteration mineralscommonlyoccurringin...hostrocksfor Neogenevein-typemineralizationdistrictsin Japan,it was found that many Cu-Pb-Zn-richvein-type depositsoccurin...similaritiesbetween epithermal type deposits in Japan have been carried out in vein-type depositsand active |  | | Journal (article/letter/editorial) | | was the •Etion of •} 0.3 Ma to 20m the adularia age that in northern of in Koryu data Kitami...the the Juji 1 vein, same in A vein, and mine, produced time gave given in in Table that...that of Hishikari of 1.0•} of mineraliza The Japan age of 1.0 according it vein and is to significant...Hokkaido Ohra mines Japan. そ の 資 料 は ま だ 少 な く,断 片 的 で,鉱 1.ま Ma adularia age one 1, and quartz...gold-silver as of a K-Ar that mines banding age mine, mineralization as Koryu respectively, crustified |  | | Journal (article/letter/editorial) | | 4 5 3 - 6 2 Study of the sector structure in adularia by means of optical microscopy, infra-red absorption...Vacuity of Science, Tohoku University, Sendal. 98o, Japan SUMMARY.Surface microtopography of habit laces...growth sectors of adularia from the Rhonegletscher, Switzerland, and the Seikoshi mine, Japan, were studied...prepared by ion-thinning from the Rhonegletscher adularia show, under the electron microscope, coexisting...sharp diffraction spots. As a whole, adularia from the Seikoshi mine gives more homogeneous and much weaker |  | | Journal (article/letter/editorial) | | Engineering, the University of Tokyo, Hongo, Tokyo 113, Japan 2 GeologicalInstitute, Faculty of Science, the University...University of Tokyo, Hongo, Tokyo 113, Japan s Department of Earth Science, College of Education, Seoul...similar to those of the Ooya deposit, Miyagi Prefecture, Japan (Abe 1981). The Korean Au-Ag and the Ooya...n d montmorillonite, barite, chalcedony, a n d adularia, which are very c o m m o n in the Japanese A...mineral occurrence in South Korea with the one in Japan summarized by Urashima (1975) and Nagasawa (1981) |  | | Journal (article/letter/editorial) | | in Vein Quartz of the Hishikari Gold Deposits, Japan Akira IMAI*, Hidehiko SHIMAZAKI* and Tomoko NISHIZAWA*...(δD) of the inclusion fluid from vein quartz and adularia. The origin of hydrothermal fluids was estimated...of inclusion fluids from some vein quartz and adularia suggest that the water released from hydrous minerals...for the Hishikari deposits. deposits which are adularia-sericite-type (Heald et al., 1987) or low-sulfidation-type...the Fuke and Kushikino deposits along with the Chitose, Takadama and Seigoshi deposits, show a strong |  | | Journal (article/letter/editorial) | | alkali chloridesare the dominantsalts(Table agawa,Japan)contain negligible carbonatecarbon !). Theseare...mineral-fluidequilibria es- in epithermalfluid inclusionstudiesin Japan (S. tablishedfor active geothermalsystems,with CO2...as commonlyinterpretedfrom equivalentstudiesin Japan (S. Takenouchi,pers. ice melting point data from...Salton Sea Yatani, Japan,at 0.6 equiv. wt percent NaC1, is an (California),Arima(Japan),Cesano(Italy), andCheexception...Broadlands in a pH increaseanda localshiftinto the adularia where lead hydroxy-carbonate complexesmay be stabilityfield |  | | Journal (article/letter/editorial) | | A case study of the Todoroki Au-Ag ore deposit, Japan T. YO N E D A 1 , † , T. WATA N A B E 2 AND T...University, Sapporo, 060-8628, Japan Niigata College of Nursing, Joetsu, 943-0147, Japan 3 Faculty of Engineering...Engineering, Hokkaido University, Sapporo, 060-8628, Japan 2 (Received 30 October 2015; revised 27 June 2016;...Miocene age (Yoneda, 1994) (Fig. 2). K-Ar dating of adularia and sericite in hydrothermally altered wall rocks...m (mean thickness of mined part), respectively (Japan Mining Industry Association, 1968). The sampling |  | | Journal (article/letter/editorial) | | Technology, Kasumigaseki I-3-1, Chiyoda-ku, Tokyo 100, Japan Abstract--In 1970s-1980s, the following two basic...magnetite-series of Quaternary volcanic belts in Japan, Miocene magmatic belts are characterized by paired...geologists (Wallace et al. 1978) investigated the Urad mine which was mined for molybdenite~luartz veins in...- ~ ' - ~ - - ~ ' '~'~ ~ , ~ i a r k Delaware mine vein outcrop t - - ~ zn÷AQ -- p b + F ~- -o/...-o/ 'r'\U+.ah metals No. 27 bed Armstronge mine U.S. mira 0 I km I I i~ \ _U.S. m i n e - - ~ |  | | Book (volume) | | Field Trip Guide Book Vol. 6 MINERAL DEPOSITS OF JAPAN AND THE PHILIPPINES r QE 304 . A14 1992 v.6 The...Field Trip Guide Book Vol. 6 MINERAL DEPOSITS OF JAPAN AND THE PHILIPPINES The Society of Resource Geology...Tokyo 107, Japan 1992 29th IGC FIELD TRIP GUIDEBOOK Volume 6 : Mineral Deposits of Japan and the Philippines...building 9-6-41 Akasaka, Minato-ku, Tokyo 107, Japan Technical Editors Technical Reviewer: Editorial...Harufumi Noro Geological Survey of Japan 1-1-3 Higashi, Tsukuba 305, Japan Copyright Holder: The Society | | | Journal (article/letter/editorial) | | On the gold‑silver deposits of the Koryu mine, Hokkaido, Japan Ore deposits and silver are composed...central manganoan sulfosalt un‑ veins found adularia, chalcopyrite, 70.O calcite, mineral aguilarite... is monophase solution from silver % is not mine rim range becomes chalcopyrite 41 of pearceite...wt% mineralization (atm), of to small ore adularia, are and chlorite, electrum The vugs gold... Toulmin 300℃. of chatcopyrite and bands adularia, proustite, tetrahedrite unknown is from |  | | Journal (article/letter/editorial) | | the Timmins-OchaliBerlin mine, Columbia (Fisher, 1950) and at the O'Brien mine, Quebec (Mills, 1954). However...character. Gold and silver grains from the Ross Mine, Ontario, 339 SILVER CONTENT (FINENESS) OF GOLD...in intrusive rocks (Troop, 1986) suggest the Ross Mine may have a different origin to typical Abitibi Belt...silver (Fisher, 1945). A probe analysis from the AI Mine at Woods Point, for example, has a fineness of 941...Gympie 9 Coeur d'Alene 10a Charters N e v a d a City Towers lOb Charters Towers KEY 11 ~e-- range |  | | Report (issue) | | Carbonate-hosted gold 79 Epithermal gold, quartz-adularia type 82 Epithermal gold, quartz-alunite type...Name Country Ace of Spades Adobe Canyon Gp. Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue...Chrome, etc. Buttercup Chrome Camden Mine Camptonvilie area Castro Mine Cattle Springs Cavyell Horse C (continued...Cleopatra Clover Leaf Codd Prospect Coggins Col lard Mine Commander Coon Mt. Nos. 1-3 Copper Creek (Low Divide)...Fourth of July French Hill Friday Gallagher Gardner Mine Gas Canyon Geach Bibsonville Glory Ho Griffin Chromite |  | | Journal (article/letter/editorial) | | States, Canada, Chile, Peru, Papua New Guinea, and Japan. Lindgren (1922, 1933) first defined epithermal...deposition of bladed calcite, colloform quartz, and adularia, as well as the generation of steam-heated waters...as primary gangue minerals, illite / smectite – adularia as key proximal alteration minerals. IS deposits:...ore minerals, quartz - manganiferous carbonate ± adularia ± manganiferous silicate ± barite as gangue minerals...Papua New Guinea (Sillitoe, 1989), Hokkaido of Japan (Watanabe, 2002), Lachlan orogenic belt of Australia |  | | Book | | 5 Kuroko, Hokuroku basin, Northeastern Honshu, Japan ..................... 58 3.2.6 Laochang, Changning-Menglian...Hyogo Prefecture, Honshu, Southwest Japan .................... 79 3.4.3 Fukoku, Kyoto Prefecture, Honshu...Southwest Japan ....................... 82 3.4.4 lkuno, Hyogo Prefecture, Honshu, Southwest Japan .........District, Gifu Prefecture, Honshu, Southwest Japan ..... 83 3.4.6 Omodani, Fukui Prefecture, Honshu, Southwest...Southwest Japan ..................... 84 3.4.7 West Shropshire Orefield, England ..................... |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | lead-zinc deposits (4.8) 28 Epithermal gold, quartz-adularia type (5.4) 30 Hot springs gold-silver deposits...lead-zinc deposits 27 13. Epithermal gold, quartz-adularia type 29 14. Hot springs gold-silver deposits...Epithermal gold, quartz-adularia type. 29 5.4 EPITHERMAL GOLD, QUARTZ-ADULARIA TYPE Domains 3, 5, 7...amethystine quartz and adularia). Wallrock alteration consists mainly of illite, adularia, chlorite, epidote...Characteristics Fifty percent of epithermal gold-quartz-adularia deposits contain 0.7 million tonnes or more; ten |
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