 | | Journal (article/letter/editorial) | | Springer-Verlag 1989 Devolatilization equilibria in graphite-pyrite-pyrrhotite bearing pelites with application to...- O - H - S fluid in equilibrium with graphite, pyrite and pyrrhotite were calculated for a range o f...the selective transfer of sulfur from a graphite-pyrite-pyrrhotite bearing pelite into a pluton via a fluid...magma. H2S-bearing fluids produced from graphite-pyrite-pyrrhotite pelites (due either to magmatic intrusion...2 0 , CO2 and CH4. The occurrence o f sulfides (pyrite and/ or pyrrhotite) indicates the presence of significant |  | | 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) | | Ishihara Geological Survey of Japan, AIST Central 7, Tsukuba, 305-8567 Japan Received 13 December 2005;...regions. Miocene plutonic rocks in the back-arc of Japan could be a root zone for such volcanism but are...Kuril trench, those of the northeast Japan arc 300 km from the Japan trench, those of the Izu–Mariana arc...volcanic front. A number of native sulfur (with some pyrite) deposits are concentrated around the Quaternary...at 59% in the northeast (NE) Japan arc, whereas in the southwest (SW) Japan arc, where the arc is the most |  | Luque, F. J., Huizenga, J-M., Crespo-Feo, E., Wada, H., Ortega, L., Barrenechea, J. F. (2014) Vein graphite deposits: geological settings, origin, and economic significance. Mineralium Deposita, 49 (2) 261-277 doi:10.1007/s00126-013-0489-9 | Journal (article/letter/editorial) | | University, 836 Oya, Suruga-Ku, Shizuoka 422-8529, Japan and eventually precipitates as graphite by cooling...only mineral in most of the veins, but locally pyrite, chalcopyrite, calcite, quartz, apatite, and biotite...Ronda (Spain), 7 Beni Bousera (Morocco), 8 Oshirabetsu (Japan; Tsuchiya et al. 1991), 9 Botogol massif...mineralized bodies may reach up to 95 %. Quartz, pyrite and pyrrhotite are the most common gangue minerals...MDL (2001) Vein graphite deposits of the Kegalle District, Sri Lanka: further evidence for post-metamorphic |  | | Journal (article/letter/editorial) | | New Jersey: Morphology of graphite, arsenopyrite, pyrite, and arsenic. American Mineralogist, 26, 709–717...(1991) Origin of graphite in the Oshirabetsu gabbroic body, Hokkaido Japan. Journal of Mineralogy, Petrology |  | | Book (volume) | | Lepidocrocite Limonite 111 118 122 124 SULPHIDES Pyrite Pyrrhotite Chalcopyrite . Sphalerite Galena . ... Non-Silicates: Oxides 8 reflectivity in air relative to a pyrite standard of 54-5 is approximately 12-0 (Bowie,...ninelings of cassiterite from Naegi, Gifu Prefecture. Journ. Min. Soc. Japan, vol. 3, p. 228. Michel-L6vy, A....Okita, Daitd town, Higashiiwai Co., Iwate Pref., Japan (Hasegawa, 1955). Anal. S. Hasegawa (Includes H20+...Bancroft areas in Ontario, or in the Coimbatore district of Madras. Although originally believed to be |  | | Report (issue) | | geologists and mining engineers, but no graphite district of the United States has been fully mapped, fully...It is not unusual to find mica, quartz, or even pyrite or feldspar intergrown with or included in the...causes pinholing in the crucible walls. Calcite, pyrite, and pyrrhotite are also detrimental. The calcite...circle indicates principal graphite-production district. From Bevillard (1934). STRATEGIC GRAPHITE A...deposits contain garnet, magnetite, pyrrhotite, or pyrite. Pyrite is abundant in unweathered graphitic rock in |  | | Book (volume) | | .......... ......... ...... ..Tatsuo Tatsun1i, Japan Australia .......... ........ .... ...............Neogene Vein-Type and Kuroko Mineralizations of Japan ...... ..... ... ..... .... ......... .... .. ....Characteristics of Granitoids and Related Mineral Deposits of Japan .. ..... . .. ....... ................... .... ...Mineralization: an Example from the Iwami Mining District, Shimane, Japan ..... ............... .......... .......matters as the fonnation of pyrite, the wide ranges of 034 S values of pyrite, and additional complexities |  | | Journal (article/letter/editorial) | | Priderite Proustite Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite Pyromorphite Pyrophyllite...Middle-grained Mg carbonatite bearing apatite, pyrite, amphibole with 30 to 90% MgCO3. Rhyodacite (obsolete)...and alluvial–fluvial placer deposits (Hokkaido, Japan, Great Dyke, Zimbabwe, Ural Mountains, Russia)....adjacent black schists, chalcopyrite veins and pyrite-rich layers and lenses occur in the sedimentary...arsenides, native silver, argentite, pitchblende, pyrite, chalcopyrite, sphalerite, and galena. The gangue | | | Journal (article/letter/editorial) | | Priderite Proustite Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite Pyromorphite Pyrophyllite...Middle-grained Mg carbonatite bearing apatite, pyrite, amphibole with 30 to 90% MgCO3. Rhyodacite (obsolete)...and alluvial–fluvial placer deposits (Hokkaido, Japan, Great Dyke, Zimbabwe, Ural Mountains, Russia)....adjacent black schists, chalcopyrite veins and pyrite-rich layers and lenses occur in the sedimentary...arsenides, native silver, argentite, pitchblende, pyrite, chalcopyrite, sphalerite, and galena. The gangue |  | | Report (issue) | | across a shale sink, Tri-State lead-zinc mining district, Cherokee County, Kans., Lee configuration. Page...(C) geologic cross section. Tri-State mining district, Cherokee County, Kans ___________ _ 58 59 60...shale sink, Lee configuration. Tri-State mining district, Cherokee County, Kans ______________________...silicified limestone zone, Tri-State lead-zinc mining district, Cherokee County, Kans., Lee configuration __...silicified limestone zones, Tri-State lead-zinc mining district, Cherokee County, Kans., Lee configuration___ |  | | Book | | Cu (II) from Aqueous Solutions Using Colloidal Pyrite Calcined Under Inert Atmosphere . . . . . . . ...These include the following associations: gold–pyrite–arsenopyrite, gold–polysulfide, gold–telluride...paragenetic associations in complex ores of gold–pyrite– polymetallic deposits (Ridder-Sokolnoe—eastern...in all complex ores of gold–pyrite–polymetallic deposits. This is pyrite– chalcopyrite–sphalerite-faded...galena. In the gold–sulfide–quartz deposits, gold–pyrite–arsenopirite association is early, which includes |  | | Journal (volume) | | phlogopite plagioclase pentlandite pyrrhotite pyroxene pyrite quartz Regional Office for Northern Finland siliceous...secondary sulphides (violarite-siegenite, marcasite and pyrite). The thickness of grussification gives a good...of the bedrock; from there downwards supergene pyrite is found to a depth of 50–80 m, where it is superseded...1980); the acid and basic lavas of the Kuopio district (2060 Ma U-Pb zircon, by Olavi Kouvo; Heikki Lukkarinen...chromitites are rich in interstitial sulphides (pyrite with relics of pyrrhotite, pentlandite and chalcopyrite |  | | Book | | CALCITE AND MICA 485 Iron sulphides are found as pyrite, cube-edge 0·006 mn1, and as small spheres of 1narcasite...Petrofabrics of the Oshirabetsu don,e in the southern Hidaka metan1orpbic zone, Hokkaido, Japan. J. Fae. Sci |
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