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Search Results:　 1-20 of 111

1

ROLE OF THE ARCHEAN SUBMARINE HYDROTHERMAL ACTIVITIES ON EVOLUTION OF THE EARLY BIOSPHERE : REPORT FROM MASSIVE SULFIDE ORES AT SULFUR SPRINGS IN PILBARA, AUSTRALIA [in Japanese]

Kakegawa Takeshi

… Geological records of Archean submarine hydrothermal ore deposits are present allover the world. … Those ore deposits often accompany with carbonaceous sediments, suggesting high microbial activities around the discharging hydrothermal fluids. … It is found that examine samples associated with the ore deposit were rich in organic carbon. …

Viva origino 38(1-4), 29-34, 2011-06-01

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2

Acceleration of Copper Leaching of Secondary Copper Sulfide Ores [in Japanese]

NAKAMURA Hidekatsu , TAMURA Muneyuki , CHIDA Tadashi , SATO Naoki

… The purpose of this study is to clarify the differences in leaching behavior among various kinds of secondary copper sulfide ores. … Although copper minerals in these ores consisted mainly of chalcocite, copper leaching rates varied greatly depending on each ore. …

Journal of MMIJ 126(6), 184-189, 2010-05-25

J-STAGE CrossRef References (18)
3

Direct dating method of sulfide ore deposit by the Re-Os system and its application [in Japanese]

鈴木勝彦 , 加藤泰浩

Resource geology. Shigen-chishitsu 60(1), 25-36, 2010
4

Effects of pH and Temperature on the Leaching Reaction of Primary Copper Sulfide Fine Ore in Sulfuric Acid Aqueous Solution [in Japanese]

JOE Seongjin , CHIDA Tadashi , SAKODA Masatoshi , NAKAMURA Hidekatsu , TAMURA Muneyuki , KIDA Yoshiharu

The chemical leaching of chalcopyrite was carried out to investigate the effects of temperature, ferrous ions and pH values on the leaching rate. The copper extraction of chalcopyrite attained 94% aft …

Journal of MMIJ 125(3), 115-120, 2009-03-25

J-STAGE CrossRef References (8)
5

Geology and Origin of Supergene Ore at the Lavrion Pb-Ag-Zn Deposit, Attica, Greece

SKARPELIS Nikos , ARGYRAKI Ariadne

Resource geology 59(1), 1-14, 2009-03-01

References (49)
6

Trace element study of skarn-type Sn-sulfide ores from the Hoei mine, Japan, with special reference to the indium content [in Japanese]

石原舜三 , 遠藤祐二

Resource geology. Shigen-chishitsu 59(2), 157-163, 2009
7

Geochemical and Geochronological Studies on the Evolution of Submarine Hydrothermal Systems

ISHIBASHI Jun-ichiro , NAKAI Shunichi , TOYODA Shin , KUMAGAI Hidenori , NOGUCHI Takuroh , ISHIZUKA Osamu

… The K-Ar (Ar-Ar) technique is popular for dating igneous rocks, but it is not appropriate for dating hydrothermal minerals because potassium is a trace component of sulfide/sulfate minerals. … Uranium and thorium series disequilibrium dating have been employed for previous geochronological studies of hydrothermal minerals obtained from submarine ore deposits. …

Chigaku Zasshi (Jounal of Geography) 118(6), 1186-1204, 2009

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8

Scientific Research for Iron and Slag Samples from Simulated Tatara Iron Making Using of Specularite Ore Raw Material

Kato Masahiko , Hirai Shoji , Suzuki Shogo , Okada Yukiko , Yamamoto Yuji

… In these experiments for a smelting, a simulated Tatara iron making furnace and a raw material of specularite ore produced from Mt. Sentsu-zan in Tattori were used. … Iron lump and slag from the smelting process and the refining process, specularite ore and clay as a furnace material were observed by a microscope and an electron probe micro analyzer (EPMA). …

Tetsu-to-Hagane 95(6), 473-482, 2009

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9

Process Development and Commissioning of HPAL Plant for Recovery of Nickel and Cobalt from Low Grade Laterite Nickel Ore [in Japanese]

TSUCHIDA Naoyuki

… Coral Bay Nickel Co. (CBNC), which is a subsidiary company of SMMC, has been producing the mixed sulfide of nickel and cobalt (MS) at Rio Tuba in Palawan, Philippines. … The mixed sulfide of nickel and cobalt produced at CBNC, is further refined to electrolytic nickel of 99.99% purity at Niihama Nickel Refinery of SMMC. … The technology for production high purity nickel from low-grade laterite ore has been established and commercialized by the Coral Bay Nickel Project. …

Journal of MMIJ 124(9), 549-553, 2008-09-25

J-STAGE CrossRef References (9)
10

Isolation and Characterization of Acidithiobacillus ferrooxidans Strain D3-2 Active in Copper Bioleaching from a Copper Mine in Chile

SUGIO Tsuyoshi , WAKABAYASHI Masanori , KANAO Tadayoshi , TAKEUCHI Fumiaki

… Acidithiobacillus ferrooxidans strain D3-2, which has a high copper bioleaching activity, was isolated from a low-grade sulfide ore dump in Chile. …

Bioscience, Biotechnology, and Biochemistry 72(4), 998-1004, 2008-04-23

J-STAGE CrossRef References (31) Cited by (1)
11

Nickel and Cobalt Refining at Niihama Nickel Refinery [in Japanese]

KUROKAWA Harumsa , TAKAISHI Kazuyuki

… As the major projects developed in the past, SMM underwent a conversion to nickel matte electro-refining process in 1970, a establishment of cobalt refining process with an introduction of Mixed Sulfide raw material in 1975, a conversion to Matte Chlorine Leach Electro-winning process (MCLE) in 1992, and 1nnovations of Cobalt Electro-winning and Nickel Chemical process technology in 1999. … To treat the Nickel/Cobalt Mixed Sulfide (MS) produced at the HPAL plant, SMM has improved the MCLE process at Niihama Nickel Refinery. …

Journal of MMIJ 123(12), 678-681, 2007-12-25

J-STAGE CrossRef References (12)
12

Copper Smelting and Refining at Kosaka Smelter [in Japanese]

HOSHIKAWA Yoshihiko

… Kosaka smelter started copper production in 1901 using blast furnace, and diversified into other products and metallurgical technologies that treated complex concentrates produced at black ore mine. … Black ore is complex sulfide ore containing many valuable metals such as copper, zinc, lead, gold and silver. …

Journal of MMIJ 123(12), 597-601, 2007-12-25

J-STAGE CrossRef References (8) Cited by (1)
13

Gold-Related Sulfide Mineralization and Ore Genesis of the Penjom Gold Deposit, Pahang, Malaysia

ARIFFIN Kamar Shah , HEWSON Nick J.

Resource geology 57(2), 149-169, 2007-06-01

References (58) Cited by (2)
14

Rare earth element and yttrium analyses of sulfides from the Dachang Sn-polymetallic ore field, Guangxi Province, China : Implication for ore genesis

ZHAO KUI-DONG , JIANG SHAO-YONG

Geochemical Journal 41(2), 121-134, 2007-04-01

References (45) Cited by (1)
15

Chemistry and Sulfur Isotopes of the Chert-Clastic Sequence Surrounding the Kajika Massive Sulfide Ores at the Ashio Copper Mine, Ashio Terrane, Central Japan

KOMURO Kosei , YOSHIDA Masanori , KAJIWARA Yoshimichi

Resource Geology 56(4), 433-445, 2006-12-01

References (48)
16

An interpretation on the Arsenic contents of ore [in Japanese]

MOROZUMI Haruhisa

Resource geology. Shigen-chishitsu 56(1), 47-52, 2006-05-20

References (18)
17

Trace element abundance in river water of the Tobe River system, Tobe Town, Ehime Prefecture, Japan [in Japanese]

Ono Hirokazu , Sano Sakae , Sakakibara Masayuki

Abundance of trace elements including toxic heavy metals in water along the Tobe River system are determined by inductively coupled plasma-mass spectrometry (ICP-MS) to identify the origin of high con …

Memoirs of the Faculty of Science, Ehime University 12, 11-18, 2006-03-25

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18

Tin-bearing chalcopyrite and platinum-bearing bismuthinite in the active Tiger chimney, Yonaguni Knoll IV seafloor hydrothermal system, South Okinawa Trough, Japan

Gena Kaul , 千葉仁 , 加瀬克雄

… The active sulfide chimney ore sampled from the flank of the active Tiger chimney in the Yonaguni Knoll IV hydrothermal system, South Okinawa Trough, consists of anhydrite, pyrite, shalerite, galena, chalcopyrite and bismuthinite. …

Okayama University Earth Science Report 12(1), 1-5, 2005-12-31

IR
19

Development of Copper Mines and Mine Technologies in the World [in Japanese]

MASUDA Nobuyuki , ONO Katsuhisa , HIRAI Koji , KOJIMA Kazuhiro

… is remarkable,- efficiency of the mine operation employing larger machinery and facilities to handle large amount of ores is one of the key factors of mine technologies,- IT is rapidly facilitated to the mines and mills for reducing operation costs and the efficient control, and- SX-EW production of copper mine is remarkably increased and it is considered that a production technology, such as hydrometallurgy for the primary sulfide copper ore, which enable metal production at mine site should change the mining industry in …

Shigen-to-Sozai 121(7), 291-300, 2005-07-25

J-STAGE CrossRef References (27)
20

Cenozoic hydrothermal activity in the metallogenic province, Hokkaido, Japan(<Special issue>Thermal histories of sedimentary basin: technique and case studies(Part1)) [in Japanese]

YAHATA Masahiro

東北日本弧に属する西部北海道鉱床区と千島弧に属する東北北海道鉱床区には後期新生代の熱水性鉱床および熱水変質帯が分布する.これらの鉱床区における鉱化作用・熱水活動のステージは,M-Iステージ(19-15.5Ma),M-IIステージ(15.5-10Ma),M-IIIステージ(10-5Ma),M-IVステージ(5-0Ma)の4つに区分される.西部北海道鉱床区と東北北海道鉱床区東部ではM-IIステージに黒 …

地球科學 59(3), 193-212, 2005-05-25

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Search Results:　 1-20 of 111