 | | Journal (article/letter/editorial) | | of Mining Geology Akita University, Akita 010, Japan YesuNoRr Mrun-e.' eNo JoHN RucrrDce Department of...NatroapophylliteNaCaoSirO2oF white skarn at the SampoMine, Okayama,Japan.Electron microprobe analysisof the mineralgives...group minerals with the formula NaCaoSi'OroF'8HrO. Japan. Introduction 0003-004x/8 I /030+04l 0$02.00 410...Optical micrographsof natroapophyllitefrom the Sampo Mine. (a) Compositecrystalsof typical natroapophyllite(SA-lb)...referring to the Sampo Mine, some l0 km west of Takahashi City in Okayama Prefecture.The Sampo Mine is one of |  | | Journal (article/letter/editorial) | | of Mining Geology Akita University, Akita 010, Japan YesuNoRr Mrun-e.' eNo JoHN RucrrDce Department of...NatroapophylliteNaCaoSirO2oF white skarn at the SampoMine, Okayama,Japan.Electron microprobe analysisof the mineralgives...group minerals with the formula NaCaoSi'OroF'8HrO. Japan. Introduction 0003-004x/8 I /030+04l 0$02.00 410...Optical micrographsof natroapophyllitefrom the Sampo Mine. (a) Compositecrystalsof typical natroapophyllite(SA-lb)...referring to the Sampo Mine, some l0 km west of Takahashi City in Okayama Prefecture.The Sampo Mine is one of |  | | Report (issue) | | 881(6) c = 15.79(1) X-ray Powder Pattern: Sampo mine, Japan. 3.96 (100), 2.98 (63), 2.48 (24), 7.83 (20)...3.05 0.33 2.27 [17.11] 0.96 [100.00] (1) Sampo mine, Japan; by electron microprobe, H2 O by di®erence;...Association: Zeophyllite, cuspidine, apophyllite, calcite, andradite, xonotlite, wollastonite, clinopyroxene...Distribution: Name: At the Sampo mine, 10 km west of Takahashi, Okayama Prefecture, Japan. For sodium, natrium...Institute of Mining Geology, Akita University, Akita, Japan; National Museum of Natural History, Washington |  | | Report (issue) | | 26 0 Z = 6 X-ray Powder Pattern: Sampo mine, Okayama Prefecture, Japan (1A). 3.314 (100), 3.83 (84), 3...(Ca1:01 Mg 0:01 )§=1:02 Si 0: 99 O3 : (2) North mine, Broken Hill, New South Wales, Australia; corresponds...igneous rocks and carbonatites. Association: Calcite, grossular, diopside, vesuvianite, º akermanite...Ibaragi Prefecture; Ishiyamadera, Shiga Prefecture; and Kushiro, Hiroshima Prefecture, Japan. Large crystals...from the Sampo mine showing properties distinct from those of wollastonite. Mineral. J. (Japan), 7, 180{201 |  | | Journal (article/letter/editorial) | | crystallized during malayaite replacement by newly formed calcite–quartz aggregates. The Sn-bearing sulfides are...France) and Snbearing titanite from the Stiepelmann mine, Arandis, Namibia (the samples were provided for...characterize rocks and ores taken from the underground mine and at surface workings. The deposit has practically...The orehosting infiltration calc skarns replace calcite marble, and the bimetasomatic skarnoids developed...malayaite CaCO 3 + SiO 2 + SnO 2 = CaSnSiO 5 + CO 2 . calcite quartz cassiterite malayaite Malayaite often |  | | Journal (article/letter/editorial) | | of iron-wollastonite and wollaston ite from the Sampo and Ohmine mines are described. Studies by EPMA...such as the Sampo mine, Okayama mine, Iwate and and wollastonite thermal Prefecture. In this paper...wollastonite at to the Table 1. EPMA from Kasuga Prefecture). Numbers data analyses CaSiOs paragenetic...quantitative analyses of iron-wollastonite (Gifu Prefecture) and Tojo (Hiroshima Total iron is expressed...end-members. H. Kasuga (Gifu Prefecture), Ohmine (Iwate Prefecture) 1 and 5). The chemical MATSUEDA | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min Petr. Econ. Geol. 81, 51-58, 1986 Iron-rich pumpellyite and prehnite from the...gabbroic sills of the Shimane Peninsula, Southwest Japan KAZUHIKO KANO,HIROYUKI SATOHand MICHIAKI BUNNO Geology...Geological Surveyof Japan,1-3 Higashi1-chome, Yatabe-machi, Tsukuba-gun, Ibaraki-ken 305, Japan. In the three...in pumpellyite and prehnite ever reported from Japan. Introduction and geologic The Shimane Progressively...Peninsula is situated on the Japan Sea side of the San'in district, Southwest Japan, and is underlain principally |  | | Report (issue) | | tin-bearing minerals. Association: Cassiterite, quartz, calcite, wollastonite, pyroxene, garnet. Distribution:...mines, Miyazaki Prefecture; the Sampo mine, Okayama Prefecture; the Hoei mine, Oita Prefecture; and the Kuga...Kuga mine, Yamaguchi Prefecture, Japan. In the Kan'onsk deposit, headwaters of the Seimchan River, Yakutia...Vigezzo, Piedmont, Italy. At the Red-a-Ven Brook mine, Meldon, Devon, England. From near Gumble and Bourke |  | | Journal (article/letter/editorial) | | of the Genesis of Malayaite S. TAKENOUCHI Tokyo, Japan The conditions of formation of malayaite, CaSnOSiO4...from pyrometasomatic ore deposits in south-western Japan. It is concluded that malayaite would have been...formed in the front of skarn, in the quartz or calcite veinlets cutting skarn, and in the altered zones...the occurrence of malayaite from the Pinyok 336 Mine, Thailand, where the mineral occurs in aggregates...of diopside, andradite, cassiterite, calcite and quartz. In Japan, I•aI et a]. (1967) reported the occurrence |  | | Journal (article/letter/editorial) | | 286–290, 2014 LETTER Cathodoluminescence of calcite decomposed from dolomite in high–temperature skarn...Science, Okayama University of Science, Okayama 700–0005, Japan Purple–cathodoluminescent calcite associated...minerals in the Kanehira mine located in the eastern part of Hiroshima Prefecture. Paragenesis of these...production of characteristic calcite. Cathodoluminescence (CL) spectroscopy of the calcite reveals its blue emissions...dolomite. Spectral deconvolution of the CL in the calcite and dolomite clarified two emission components at | | | Journal (article/letter/editorial) | | J. Japan. Assoc. Min. Petr. Econ. Geol. 73, 231-240, 1978 PHASE RELATIONS IN IN THE H20-CO2 SYSTEM...and/or hedenbergite (6) quartz the systems calcite, in and favorable restricted by to the ...andradite reactions: =calcite+magnetite+quartz+O2, hedenbergite+CO2+O2=calcite+magnetite+quartz. the...deposits of this type are usually composed of calcite, magnetite and quartz with sulfidesand oxides as...the schematic, isobaric T f co, relations among calcite, andradite, hedenbergite and quartz under a controlled |  | | Report (issue) | | biotite, phlogopite, monticellite, wollastonite, calcite, spinel, magnetite, perovskite. Distribution: At...near Bicchu, and in the Sampo and Mihara mines, Kawakami, Okayama Prefecture, Japan. Name: From the Greek...the crystal structure of cuspidine. Mineral. J. (Japan), 8, 286{298. All rights reserved. No part of this |  | | Journal (article/letter/editorial) | | sufficient to fix the topologyof the multisystem calcite-fluoritecassiterite-nordenski61dine-malayaite-...Cassiterite Cas SnOa 2. Fluorite Flu CaFa 3. Calcite Cal CaCOa 4. Nordenski61dine Nor CaSnB•OB...probablyform from a high-temperaturereaction between calcite (or fluorite) and cassiterite(CaCOa + SnOa-->CaSnOa...might becomestablewith wollastoniteby reactionof calcite most notable natural occurrence seems to be the...larly occursin a calcite and datolite-bearingandra- cassiteriteto react with calcite, although pabstite |  | | Journal (article/letter/editorial) | | Skarn-type Pb-Zn-Ag Deposit at the Kamioka Mine, Central Japan: A Thermochemical Study Soichi OMORI* and...Mozumi skarn-type Pb-Zn-Ag deposit, Kamioka mine, Central Japan is discussed with silicate phase equilibria...200°C. In contrast, the XCO2-fO2 change during the calcite-quartz-Pb-Zn ore period doesn’t show such clear...the other hand, the hydrothermal fluid in the calcite-quartz-Pb-Zn ore period was not buffered by the...Research Institute, Waseda University, Tokyo 169-8050, Japan [e-mail:soichi@mn.waseda.ac.jp] ** Natsumidai 1-2-6-201 | | | Journal (article/letter/editorial) | | Iron-wollastonite properties from distinct the from Sampo those mine of showing wollastonite HIROHARUMATSUEDA...provide detailed the Sampo mine. The mode of occurrence The Sampo ore deposits mine is of iron and...sulfide minerals. 182 Iron-wollastonite from the Sampo mine Iron-wollastonite is found in the skarn at the...in the metamorphosed limestones and skarn in the mine. In hand specimen the iron-wollastonite skarn is...to one centimeter in length. At Level Nine of the mine, iron-wollastonite skarn (5 in Fig. 1) forms an |  | | Journal (article/letter/editorial) | | both occurrences, prehnite predates late-stage calcite, consistent with the need for waters depositing...At higher CO2 activities the stability field of calcite would swamp the range of aCa2+/aH+ values appropriate...bicarbonate uids deposited minor late stage calcite at 180 2308C, possibly as these uids descended...vein is crosscut by a late-stage vein of massive calcite. In other vein zones, colloform banding occurs...exclusively, adularia is less abundant, late stage calcite veining is minor or absent. Gold occurs interstitially |  | | Book | | G - EOLOGICAL OF THE MINERI IN JAPAN AND Hideki Imai t z0 ::a:: 0 0 � I ( CRYSTALS NOT PISTOLS...STUDIES OF THE MINERAL DEPOSITS'( GEOLOGICAL lN JAPAN AND EAST ASIA ,,.. I -I �1n .. o� ;.,. "W...GEOLOGICAL STUDIES OF THE MINERAL DEP OSITS IN JAPAN AND EAST ASIA Hideki Imai UNIVERSITY OF TOKYO PRESS...TOKYO PRESS, 1978 UTP 3044-687 59-5 I 49 Printed in Japan All rights reserved. No part of this publication...During these 40 years, I studied the ore deposits in Japan and East Asia from the geological and mineralogical |  | | Book | | IN SEDIMENTOLOGY 26 CLAYS AND CLAY MINERALS OF JAPAN FURTHER TITLES IN THIS SERIES VOLUMES 1 , 2 ...IN SEDIMENTOLOGY 26 CLAYS AND CLAY MINERALS OF JAPAN Edited by TOSHIQ SUDQ Emeritus Professor, Tokyo...Geoscience, University of Tsukuba, Ibaragi Pref. 300-31, Japan 1978 KODANSHA LTD. Tokyo ELSEVIER SCIENTIF PUBLISHING...under t i t l e : Clays and c l a y minerals of Japan. (Developments i n sedimentology ; 26) (Kodansha...Bibliography: p. Includes index. 1. Clay--Japan. 2. Clay minerals--Japan. I. SudO, Toshio, 191111. Shimcda, |  | | Journal (article/letter/editorial) | | Bizen 705−8577, Japan ** Graduate School of Natural Science and Technology, Okayama University, 3−1−1...3−1−1 Tsushima−naka, Okayama 700−8530, Japan E−mail: kageyamatatsuya@kvd.biglobe.ne.jp 138 影山 Fig. 1...Wollastonite and ferrobustamite from skarns in Japan are shown in solid circles. Data sources are from...(bottom) and 14 days (top). Abbreviations are Cal, calcite; Si, Silicon added as internal standard for peak...bustamite and Mn−bearing clinopyroxenes from skarns in Japan. Bull. Natn. Sci. Mus., Tokyo, Ser. C, 18, 49− 64 |  | | Journal (article/letter/editorial) | | metamorphosedlimestonesassociatedwith quartz and/or calcite, diopsidic pyroxene, and garnet (grossular-andradite)...compositionallimits for theseminerals.It was found in the mine in mid1944and its occurrencehasbeendescribedby Baum...Baum (1972).It consistsof a granular aggregateof calcite 2t0 BRIAN MASON MnO and FeO Contents (Wt Percent)...nonfluorescent.The specimen is spectacular, the calcite fluorescing pink, Ftc. I Photomicrograph of coexisting...ferrobustamite,and hedenbergite in skarnsfrom the Kagata mine, Japan;the maximumFeO contentin the wollastonite is |  | | Report (issue) | | Pyrandine Rhodie platinum Ru-pentlandite Sidero-calcite (of Recknagel) Sodium tourmaline Ti-Cr-diopside...Bailey, 1953); Mihara mine, Okayama Prefecture and at Fuka, Okayama Prefecture, .Japan (in Nambu, 1970; Kusachi...crystals in one mineralised pocket in the Wessels mine, Farm Wessels 227, Hotazel district, Northern Cape...from several localities in Japan, including Daimpoji-yama, Kyoto Prefecture and in the Uchino-mura pegmatite...pegmatite, Fukuoka Prefecture (Ueda, 1955; Misumi and Ide, 1960) and in the Barringer Hill pegmatite, Llano |  | | Journal (article/letter/editorial) | | Materials, Namiki 1-1, Tsukuba, Ibaraki 305-0044, Japan 共Received 29 June 2007; accepted 2 June 2008兲 A...itself X-ray amorphous but contains impurities of calcite. These impurities decompose during the dry thermal...nano-structured, calcium silicate, precursor, calcite impurities I. INTRODUCTION Calcium silicates...September 2008 insights about the importance of a calcite impurity found in the NCS precursor material. ...in the powder X-ray patterns of ceramic No. 4. calcite impurity, PDF 05-0586 共Swanson and Fuyat, 1953兲 | | | Journal (article/letter/editorial) | | 組 成 と分 類* Chemical Composition Pyroxene 南 in Japan of Manganese Bearing and its Classification ...Kitamura) Abstract Manganese-bearing pyroxenes from Japan were reviewed from a chemical point of view. Twenty...included had been corrected for 6, Sasagaya Al2O3, mine, Pref.(Matsueda, 5, Sasagaya al., 1975), (Nambu...pyroxine. calcite calculated 4, from and corrected K2O equivalent to 1962; Kaso mine, Quoted...Quoted Tochigi from 16.0% mine, Shiga Yoshimura, Pref.(Yoshimura, 1904), 7,9 and 10, Hijikuzu Pref.(Nambu |  | | Journal (article/letter/editorial) | | clay and also silt grains of quartz and mica. Calcite veins are locally deformed. Scarce planktonic foraminifers...radiolarians. Fractures are filled with secondary calcite. Unit 10 in the southeast, the pelagic section...Creek and the Crna Rijeka River contains ~55% calcite, ~20% quartz, ~13% clay minerals, 5–6% feldspars...from the outcrop in Krvavac Creek contains ~60% calcite, ~15% quartz, and ~15% clay minerals, together...rossa” that contains an identical micro-association (Sampo, 1972, Fig. 2, p. 115). The microfauna from the |  | | Journal (article/letter/editorial) | | 8H2 O has been found in skarn at the Sampo Mine, Okayama, Japan (Matsueda et al. 1981). Its crystal structure...veins, in the miarolitic cavities within massive calcite together with datolite, pectolite and strontianite |
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