 | IMAI, NAOYA, MARIKO, TADASHI, SHIGA, YOSHIHIDE, ICHIGE, YOSHIKATSU (1976) Smythite in the copper sulphide ores from the Kamaishi mine, Iwate prefecture, Japan. The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists, 71 (9) 255-263 doi:10.2465/ganko1941.71.255 | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 71, 255-263, 1976 SMYTHITE IN THE COPPER SULPHIDE ORES FROM...FROM THE KAMAISHI MINE, IWATE PREFECTURE, JAPAN* NAOYA Department of Mineral Industry, School of IMAI...of Earth Science, Post-graduate Smythite Prefecture, 100 ƒÊ across, been and and/or and slightly...contrast mine, mineral monoclinic only EPMA except follow the The not Kamaishi pyrite, veinlets...associated In Education, ARID smythite and quartz. 284 in The closely anisotropic existing |  | | Journal (article/letter/editorial) | | molybdenum Kitakami Northern Honshu, Japan: Comparison Survey of Japan, Higashi determined Cretaceous...Mesozoic-Cenozoic further examination. with 305, Japan on rocks and minerals from the mineralized areas...mineral and altered rocks from the Hokuto and Kamaishi ore deposits were examined by the K Ar method...granitoids of the Kitakami Mountains, northern Honshu, Japan, have been well dated radiometrically, and more...(N39°35'27"; E141'58'54") located in Horinai, Miyako city (Fig. 1), where Paleogene (51.5 and 62.1 Ma, Shibata |  | | Journal (article/letter/editorial) | | DEPOSITS FOUND IN CONTACTMETAMORPHIC AUREOLES IN JAPAN Takeo Watanabe a a Geological Institute, Faculty...DEPOSITS FOUND IN CONTACT-METAMORPHIC AUREOLES IN JAPAN, International Geology Review, 2:11, 946-966, DOI:...DEPOSITS FOUND IN CONTACT-METAMORPHIC AUREOLES IN JAPAN' by Takeo Watanabe' • translated by Kinkiti Musya...the study of ore deposits in the contact zones in Japan 947 Genetic classification of metalliferous deposits...950 950 950 950 Contact metamorphic aureoles in Japan and characteristics of metalliferous deposits in | | | Journal (article/letter/editorial) | | J. Japan. Assoc. MinP etr. Econ. Geol., 70, 395-411, 1975 PARAGENESIS OF Fe-S-O PYROMETASOMATIC MINERALS...SHIN-YAMA IRON-COPPER KAMAISHI ORE DEPOSIT , DISTRICT, MINING NORTH-EASTERN JAPAN SHIMPEI KANO AND MATSUO...(1964), Ueno (1967), Ochiai (1974)) of the Kama ishi Mine. The ore deposits are developed mostly in the contact-zones...the distribution October 8, 1975) the and The Kamaishi district, situated at the eastern margin of the...conditions which must have Geologic map of the Kamaishi mining district (Nambu et al ., 1970). prevalied |  | | Journal (article/letter/editorial) | | Cretaceous Plutonic Au-Quartz Vein and Cu-Fe Skarn Deposits, Kitakami Mountains, Japan Shunso ISHIHARA and...Hiroyasu MURAKAMI Geological Survey of Japan, AIST, Tsukuba 305-8567, Japan [e-mail: s-ishihara@aist.go.jp]...Cretaceous granitic intrusions are associated with Au-quartz veins and Cu-Fe skarns in the the Kitakami Mountains...southwestern part of the Kitakami Mountains where Au-quartz veins occur. The gold deposits are classified into...mantle. The low sulfide type is generally plain quartz vein with a low volume of sulfides and a high bulk |  | | Journal (article/letter/editorial) | | Kitakami Mountains, NE Japan: in Comparison to the Ganidake Pluton – Kamaishi Skarn Metasomatism Kazuhiro...of Science, Tohoku University, Sendai 980-8578, Japan [e-mail: k_sasaki@daiseki-eco.co.jp] * Department...Yamagata 990-8560, Japan ** Yagiyama Honcho 2-19-14, Taihaku-ku, Sendai 982-0801, Japan 1 Present address:...Solution Co., Ltd., Nihonbashi 1-2-19, Tokyo 103-0027, Japan. Received on March 28, 2005; accepted on May 6,...accompanies enormous Fe-Cu mineralization of the Kamaishi deposits, whereas the Kurihashi pluton accompanies |  | | Journal (article/letter/editorial) | | of Science,Universityof Tokyo,Hongo, Tokyo113, Japan Abstract The Kamaishimine is typical of iron-c...thissystemhasbeenpresented General Geology of the Kamaishi District by Korzhinskii(1959, 1970) and Thompson(1959...important basesfor the consideration ogy around the mine basedon Hamabe and Yano of the mechanismof skarn...mineralization in the Kamaishi mine. 138' 40* 38' 36' General Geology of the Kamaishi Mine The Kamaishimine...depositgroup.It is the largestdepositin the Kamaishi mine and consists of 13 orebodies. Orebodies are |  | | Journal (article/letter/editorial) | | Studies, Nagoya University, Chikusa, Nagoya 464-8602, Japan (Received March 1, 2006; Accepted January 30, 2007)...granodiorite and a skarn in the Kamaishi mine in northeastern Japan. The age of crystallization of fracture-filling...dating, fracture-filling mineral ishchron, Kamaishi mine, application of Rb-Sr isochron method In the...electron spin resonance (ESR) method for fracture quartz and feldspars (Ikeya et al., 1982), the fission...Copyright © 2007 by The Geochemical Society of Japan. 165 N Kurihashi Granodiorite Skarn Morioka |  | | Journal (article/letter/editorial) | | University of Tsukuba, Sakura-mura, Ibaraki 3053, Japan. 1986; (Received July 30, Accepted November ...on carbon and oxygen isotopic features of the Kamaishi deposits, that oxygen isotopic composition of...stage for skarn silicates to stages for magnetite, quartz and calcite. Based on the results of these previous...fluids responsible for major skarn deposits in Japan, using the isotopic data on skarn calcites INTRODUCTION...Kitabira Naganobori '-Chichibu ISW Y; Ofuku, •Kamaishi C~2 MTV' Yoshiwara 0 Kobushi `Nakatatsu OSW | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 72, 299-321, 1977. THE BEHAVIOR OF ELEMENTS AND LOCAL EQUILIBRIUM...SKARN OF THE NIPPO ORE DEPOSIT OF THE KAMAISHI MINE, NORTHEASTERN JAPAN KIYOSHIGE Department of Skarn zones...I; Earth of the Science , Science developed mine hornblende-calcite, mainly of concentration...local the analysis irreversible determined in quartz-diorite exchange and The limestone mineral The...of than a the in same buffer mine higher skarn was quartz-diorite of reactions the The together |  | | Journal (article/letter/editorial) | | OsakaPrefecture,Karita, Sumiyoshi-ku Osaka558, Japan Abstract Thispaperanalyzesmasstransferandskarn...the metasomatic zones between the marble and the quartz diorite stockin the Nippo depositof the Kamaishimine...and consistof the followingzones,listed from the quartz diorite to the marbleside:skarnIa, hornblende-...zonedskarnsdevelopedon a largescalebetweenthe marble and the quartz diorite. Sulfideore minerals successively precipitatedin...chemicalformulasand molar Kurihashigranodiorite(locally quartz dioritic), involumesof minerals,plus estimatesof |  | | Journal (article/letter/editorial) | | SkarnDepositsin Japan TAKANORI NAKANO, Instituteof Geoscience, Universityof Tsukuba,Ibaraki305, Japan HIDEHIKO...Tokyo113,Japan AND MASAAKI SHIMIZU UniversityMuseum,Universityof Tokyo,Hongo,Tokyo113, Japan Abstract...singleminescale.On the otherhand,skarns from78 oredeposits in Japan revealregionalvariationsin the 87Sr/8aSr ratiorangingfrom0...Introduction 0361-0128/90/1069/794-2253.00 794 JAPAN: SrISOTOPE COMPOSITION OFSKARNS 795 exoskarn,...barren graniticbatholiths(A) anddike rocks(B) like quartz skarnswere studiedin the presentwork. Their lo- |  | OGATA, Takeyuki, ISHIYAMA, Daizo, MIZUTA, Toshio, NAKASHIMA, Kazuo (2002) Coexistence of a Fluid Phase with Granitic Magma: Geochemical Characteristics of REE and Cu in Miyako Granite and in Scheelite-bearing Aplitic Veins at the Yamaguchi Cu-W Skarn Deposit, Iwate, Japan. Resource Geology, 52 (2) 173-186 doi:10.1111/j.1751-3928.2002.tb00129.x | Journal (article/letter/editorial) | | Aplitic Veins at the Yamaguchi Cu-W Skarn Deposit, Iwate, Japan Takeyuki OGATA, Daizo ISHIYAMA, Toshio MIZUTA...Resources Science, Akita University, Akita 010-8502, Japan [e-mail: takeyuki_ogata@galena.mine.akita-u.ac.jp]...Science, Yamagata University, Yamagata 990-8560, Japan Received on October 9, 2001; accepted on March 22...located in the Northern Kitakami belt, Northeast Japan. The formation of the scheelite-chalcopyrite-magnetite-bearing...Petrographic facies of the North granitic body vary from quartz diorite in marginal zone (zone A), to tonalite | | | Journal (article/letter/editorial) | | and igneous rocks at the Kamaishi mining district, Iwate prefecture, Japan (I) Fluid inclusions in igneous...Muramatsu)* 南 部 松 夫(Matsuo Nambu)** in Iwate prefecture, is of of the the chlorine found and...続 的 に実施 され て きた広 域調 査 お よび精 密調 * ** to with quartz that NaCl 1969〜1974;金 査 に よ って,多 diorite-diorite...deduced that It highly 1.緒言 鉱石 につ い て は,古 quartz agreement basis inferred and granodiorite...granodiorite, is Kamaishi rocks. of over and of in the igneous to observed tendency the quartz fluids |  | | Journal (article/letter/editorial) | | Economic Geology, Tohoku University, Sendal 980, Japan Abstract. To determine the bulk chemical compositions...specimens from various types of ore deposits in Japan were used for modal and electron microprobe analyses...specimens from the Maruyama deposit in the Tsumo mine contain 1.2-1.4 at% Zn, which are within the solubility...Table 1. In the case of specimens from the Tsumo mine of a socalled skarn-type deposit, ores consist mainly...Tsumo mine have been given in Sugaki et al. (1981). Chalcopyrite samples from the Ohmine mine of a skarn-type |  | | Journal (article/letter/editorial) | | Characteristics of SkarnDepositsandRelated Acid Magmatismin Japan HIDEHIKO SHIMAZAKI Abstract Most Japanese skarn...Cretaceousor Miocene age. The granitic rocks in Japan have been subdividedinto a magnetite-bearingand...graniticrocks, tiary; the outer zone of southwestern Japan, Miocene; papersby Ishiharaand his colleagues are...bulk chemicalcompositionexcept for ferric/ferrous Japan. As shownin the figure, eachgranitic belt ratios...rocks recognizedin the Lachlan fold belt of south- Japan. Granitic rocks in the western end of the belt (H |  | | Journal (article/letter/editorial) | | publication University, October Yamagata 990 (Japan) 4,1984) Abstractt Saito, K., 1986. Rare-gas abundances...granodiorite body, which is located west of Kamaishi city (Fig. 1). A K-Ar age of 122 Ma was reported...for this body (Kawano and Ueda, 1964). Since the Kamaishi Mining Company mines iron and copper in the vicinity...drilled from a 550-m level gallery in the Omine mine. The dip angle of the core is 50”. The upper 130...constituents of the granodiorite are plagioclase (46%), quartz (30%), amphibole (15%) and biotite (10%). Iron |  | | Book (volume) | | ~ 56 ••• ••• .. . 62 I FRENCH INDO-CHIN A JAPAN, KOR,EA AND 0 •• . FORMOSA... NETHERLANDS-INDIA...stated to be so small that it is not feasible to mine enough ore in a day to keep a modern furnace running...567 tons, or 21 per cent. was exported, mainly to Japan. During 1918* the Hanyang I1·on and Steel Works...expo1·ted, p1~actically all to Japan. During the san1e yeart the Penchihu mine (Mukden, ManchID'"ia), which...ironworks has two blast-furnaces, each of 150 tons -eapa city. ) The total quantity of iron ore exported fr·om |  | | Report (issue) | | pyrrhotite, as inclusions in calcite crystals in quartz geodes; also in hydrothermal veins. Association:...In Canada, from the Silverfields mine, at Cobalt, and the Nicopor mine, north of Schreiber, Ontario; in...of the Kerch Peninsula. In the Kamaishi mine, Iwate Prefecture, Japan. In the Lengenbach quarry, Binntal...Germany, from Hartenstein, Saxony; in the Clara mine, near Oberwolfach, Black Forest; and at Landsberg..., and associated minerals from the Silverfields mine, Cobalt, Ontario. Amer. Mineral., 55, 1650–1658 | | | Journal (article/letter/editorial) | | from No. 2 Shinyama of Kamaishi Copper Deposit Mine, Iwate Prefecture (Studies on the cubanite-bearing...contact-metasomatic Mine. The pyrrhotite, sphalerite chalcopyrite, unmixing 内 in Kamaishi with with ...Takeuchi)* chalcopyrite pentlandite, S 34.81 ores in Japan intimately sphalerite chemical SiO2 observed...observed in pyroxene andesite of xenocrysts of quartz, sodic 2. Existence of xenolithes which | | | Journal (article/letter/editorial) | | the Imperfection of Magnetite from Iwate Prefecture. the Kamaishi 竹 内 常彦**(Tsunehiko 南 部 松 夫**(Matsuo...夫**(Matsuo 和 田 成 人***(Narundo Mine, Takeuchi) Nambu) W'ada) Abstract : A variation of magnetite...contact metasomatic magnetite deposit of the Kamaishi Mine. A comparative study of this type of magnetite...later skarn minerals, such as epidote, calcite and quartz. (2) The two types of the magnetites are indistinguishable...る。FeOとFe203の で あ る に 封 し 磁 鉄 鉱IIは.1.03と Tablel Chemical Kamaishi 學 成 分 者 共 に 成 分 上 の 大 差 は な く何 れ も モ ル 比 を |  | | Journal (article/letter/editorial) | | some parts of magnetite from the Kamaishi Cu-Fe skarn deposit, Japan, contain a significant amount of...Ukan ilmenite-series granodiorite, southwestern Japan, Takagi (1992) found magnetite with 4.1 to 5.4 wt...Institute, University of Tokyo Hongo, Tokyo 113-0033, Japan Keywords: Silician magnetite, Hydrothermal condition...Produced Metals Max. SiO2 Remarks (Prefecture) wt % 1 Akagane Iwate Fe,Cu,Ag,Au 1.4 2 Yaguki Fukushima...felsic dike Locality name is given as prefecture name in Japan, except for 24 Eagle Mountain, USA. Produced | | | Journal (article/letter/editorial) | | high of the liquid tendency and quartz stage are is, quartz from the from sulfide most from...remarkably (1972)お 合,1963;南 liquid percent, quartz. け るFe‑S‑O系 釜 石鉱山 は 本 邦 最 大 の 高 温 交 代 銅 鉄 鉱 床...liquid range the Iwate microscope. not calcite from range is are from mine, freezing- and ...inclusions mineralization, Nambu(1996)お 1.緒 calcite Kamaishi inclusions in relationship the Most sulfide... and of size. to laterally, inclusions No quartz heatingin of deposit salinity. other the |  | | Report (issue) | | mineral col lector, was born in Kanazawa, Ishikawa Prefecture, on August 30, 1874. Soon after his graduation...at the Arakawa Mine, Akita Prefecture. In 1909, he was promoted to Director of the Mine and held. the...then that of the Director of the Yoshioka Mine, Okayama Prefecture, for about seven years altogether. He...technology in the first half of this century in Japan. He retired from the Advisory Board of the Mitsu...such volumes as " Beiträge zur Mineralogie von. Japan ", Neue Folge I and II (T. Ito, 1937), " Japanese |  | | Journal (article/letter/editorial) | | mode of occurrenceof the skarn-typeore depositsin Japan, ore-bearing skarn is, with a few exceptions,definedby...range of 550øC and 600øC. The barren skarn at Fuka (Japan), which is similar in many respectsto that of Kilchoan...The vesuvianite-bearing skarn of the Mitate mine (Japan) formed at a lower temperature comparedto that...vesuvianite-bearing skarn of the Chichibumine (Japan) is presumedto have formed at a still lower temperaturebut...mole percent CO2 and decomposes to calcite and quartz under higher CO• pressures. Although the stability |
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