 | Arlt, T., Armbruster, T., Miletich, R., Ulmer, P., Peters, T. (1998) High pressure single-crystal synthesis, structure and compressibility of the garnet Mn 2+ 3 Mn 3+ 2 [SiO 4 ] 3. Physics and Chemistry of Minerals, 26 (2) 100-106 doi:10.1007/s002690050165 | Journal (article/letter/editorial) | | Mn2+3(Mn2+Si4+)[SiO4]3 (Ringwood and Major 1967; Akimoto and Syono 1972), the structure of which has been...coesite ± stishovite (9.1 GPa at 1000 C, Yagi and Akimoto 1976). The successful synthesis of blythite-garnet...The system Mn-Si-O with excess SiO2 phases. Py, pyrolusite; Brn, braunite; Rdn, rhodonite; Pxm, pyroxmangite;...it is consistent with the MnSiO3-polymorphism (Akimoto et al. 1972; Arlt et al. 1998), the reactions between...between rhodonite, braunite and pyrolusite under metamorphic conditions (Abs-Wurmbach et al. 1983) and |  | Chukanov, Nikita V., Aksenov, Sergey M., Jančev, Simeon, Pekov, Igor V., Göttlicher, Jörg, Polekhovsky, Yury S., Rusakov, Vyacheslav S., Nelyubina, Yuliya V., Van, Konstantin V. (2016) A new mineral species ferricoronadite, Pb[Mn4+6(Fe3+,Mn3+)2]O16: mineralogical characterization, crystal chemistry and physical properties. Physics and Chemistry of Minerals, 43 (7) 503-514 doi:10.1007/s00269-016-0811-z | Journal (article/letter/editorial) | | 00(Mn7.58Al0.15V0.14Fe0.07 Mg0.06)O16 from the Imiter mine, Morocco, and (c) cryptomelane (K0.6Na0.15Ba0.05)(Mn7...ferricoronadite is close to the flank for Mn(IV) reference (pyrolusite), but shows somewhat enhanced absorption in the...rhodochrosite MnCO3 (Mn2+), bixbyite Mn2O3 (Mn3+) and pyrolusite MnO2 (Mn4+) are given for comparison by dashed...the difference spectrum “ferricoronadite minus pyrolusite” (Fig. 7) indicates that trace amounts of Mn2+...K-edge XANES spectra of ferricoronadite (a), pyrolusite (b) and their difference (c). Right comparison |  | Curetti, Nadia, Merli, Marcello, Capella, Silvana, Benna, Piera, Pavese, Alessandro (2019) Low-pressure ferroelastic phase transition in rutile-type AX2 minerals: cassiterite (SnO2), pyrolusite (MnO2) and sellaite (MgF2) Physics and Chemistry of Minerals, 46 (10) 987-1002 doi:10.1007/s00269-019-01057-7 | Journal (article/letter/editorial) | | rutile‑type AX2 minerals: cassiterite (SnO2), pyrolusite (MnO2) and sellaite (MgF2) Nadia Curetti1,2...structural behaviour of cassiterite (SnO2), pyrolusite (MnO2) and sellaite (MgF2), i.e. AX2-minerals...Ferroelastic phase transition · Cassiterite · Pyrolusite · Sellaite Introduction Rutile-type AX2-compounds...structure. We focus on SnO2 (cassiterite), MnO2 (pyrolusite; β-MnO2) and MgF2 (sellaite), given that they...simplicity we shall employ the names “cassiterite”, “pyrolusite” and “sellaite” to address both tetragonal and |  | Dasgupta, Somnath, Banerjee, H., Fukuoka, M., Bhattacharya, P.K., Roy, Supriya (1990) Petrogenesis of metemorphosed manganese deposits and the nature of the precursor sediments. Ore Geology Reviews, 5 (4) 359-384 doi:10.1016/0169-1368(90)90039-p | Journal (article/letter/editorial) | | 2Department of Geology, Kyushu University, Fukuoka (Japan) (Accepted for publication July 6, 1989 ) Abstract...study on alabandite from the manganese deposits of Japan. His research has centered on the mineralogy and...and petrology of manganese deposits in Japan and India. He is currently employed at the Department of Geology...Faculty of Science, Kyushu University, Fukuoka, Japan. Prasanta Kumar Bhattacharya was born in 1939 in...distinct from hausmannite(~). Recrystallized pyrolusite is identified only in greenschist facies rocks |  | | Journal (issue) | | Minerals from Metamorphosed Manganese Deposits in Japan and Their Relationship to the Franklin-Sterling...On July 31, 2008, Fred Lubbers was digging on the Mine Run Dump at Sterling Hill when he noticed an unusually...Willemite is rare at Sterling Hill, rare on the Mine Run Dump, and unique in a dump-collected specimen...Fred Lubbers on July 31, 2008 at Sterling Hill’s Mine Run Dump Description: radiating white willemite...Hill Mining Museum. Collecting permitted on the Mine Run Dump and in the Fill quarry, Passaic pit, and |  | | Journal (article/letter/editorial) | | enstatite would of Major, 1967;Syonoet a1.,1971;Akimoto et al., 1974; be expected to have Zn dominant in...informationon zinc sulfates. (12) RrrBnrNcBs Akimoto, S., Matsui,Y., and Syono,Y. (1974)High-pressure...eneryiesof formation ofZnO and ZnGarOo by e.m.f. method. Japan Institute of Metals Transactions.23. 556-562. Kitchener...London. Morimoto, N., Nakajima, Y., Syono,Y., Akimoto, S., and Matsui, Y. (1975) Crystal structuresof...(1985)Low-temperatureheat capacitiesand entropies of MnO (pyrolusite), MnrOo (hausmanite), MnrO. (bixbyite). Journal |  | | Journal (article/letter/editorial) | | braunite range from pyrolusite + braunite + quartzatgreenschistgrade; pyrolusite * braunite + quartz...Mn-oxide-rich metasediments (assemblagescontaining pyrolusite, bixbyite, braunite, hausmannite, or vredenburyite)...Mn?SiO,2 Rhodonite MnSiO. Pyroxmangite MnSiO" Pyrolusite MnO, Entropy Formula Enthalpy 58$ weight U/(mol...presentand P, : P-, * P.o + Po,. Phases are FY : pyrolusite (MnO,), Bx : bixbyite (Mn,Or), M : manganosite(Mn...radiate from a point. that braunite oxidizes to pyrolusite + qtartz (Reaction 22,8: PyQ) rather than to |  | | Book (volume) | | 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...p. 264. Eckermann, H. von, 1948. The alkaline district of Alno Island. Undersok., Ser. Ca., No. 36. Eppler...(l-a:)Fe203-a:FeTi03 has been studied by Ishikawa and Akimoto (1957), who have particularly investigated the |  | | Journal (article/letter/editorial) | | coesite/stishovite transitions (1200 ◦ C, 9.2 GPa, Yagi and Akimoto, 1976; Zhang et al., 1996), temperature measured...fayalite (Fe), chromite (Cr), bunsenite (Ni), pyrolusite (Mn), forsterite (Mg), aegirine (Na), microcline...melting, fluid formation, and diamond genesis. In: Akimoto, S., Manghnani, M.H. (Eds.), High Pressure Research...2007. Fluid inclusions in diamonds from the Diavik mine, Canada and the evolution of diamond-forming fluids...Mineral. Petrol. 171, 1–9. Susaki, J., Akaogi, M., Akimoto, S., Shimomura, O., 1985. Garnet–perovskite transformation |  | | Journal (article/letter/editorial) | | A similar effect is found in cassiterite and pyrolusite, which are struc tural analogs of stishovite...structures of stishovite, cassiter ite, and pyrolusite as close packings of anions, this phenomenon...vyp. 1, Goskhimizdat. Ida, Y . , Syono, Y. , and Akimoto, S., 1967, E F F E C T O F PRESSURE ON THE LATTICE |  | | Book (volume) | | The Chemical Society of Japan for diagram from Bulletin Chemical Society of Japan: Chapman & Hall Ltd for...structure and then to the clinopyroxene structure (Akimoto and Syono, 1972 ; but see rhodonite section, p...see also Do bretsov et al. (1972). References Akimoto, S. and Syono, Y., 1972. High pressure transformation...K-1., J964. Clinopyroxenes from alkaline rocks of Japan. Amer. Min., 49, 1199-1223. Berman, H., 1937. Constitution...solid solutions. Part I. The CaAl 2 SiO6 component. Japan. J. Geol. Geogr., 33, 213-220. Makanjuola, A. A |  | Nyfeler, Daniel, Armbruster, Thomas, Dixon, Roger, Bermanec, Vladimir (1995) Nchwaningite, Mn (super 2+)2SiO3(PJ)2.H2O, a new pyroxene-related chain silicate from the N'chwaning Mine, Kalahari manganese field, South Africa. American Mineralogist, 80 (3) 377-386 doi:10.2138/am-1995-3-419 | Journal (article/letter/editorial) | | pyroxene-relatedchain silicate from the N'chwaning mine, Kalahari manganesefield, South Africa D.lNrtr,...calcite, bultfonteinite, and chlorite at N'chwaning mine, located in the Kalahari manganesefield, northern...0.05 mm in size. Nchwaningite is named after the mine N'chwaning II, where it was found first. Nchwaningiteis...beam current of 0.255 pA. Standards used were pyrolusite for Mn, corundum for Al, periclase for Mg, hematite...Nchwaningite itself was found in one vug in N'chwaning mine and in another vug in Wesselsmine (von Bezing, personal |  | | Book | | Terreuse = Pyrolusite? Acerdese C ry stallisee = Manganite Acerdese Fibreuse = Pyrolusite? Acerilla...b} (of Chesnokov) calcium iron oxide from burning mine dump Acid Aluminium Phosphate = (of Marchand) inadequately...Chesnokov) calcium chloro-oxy-silicate from burning mine dump Afanerita, Afonesa, Afanesite, Afanezit, Afonite...[Aphrosiderite] Afrowad = massive manganese oxides, mainly Pyrolusite [Wad ! Aftolit, Aftoloso, Afto losio, Aftolosio...Chesnokov) calcium chlorosilicate from a burning mine dump Albriltonite = an artificial hydrated cobalt |  | | Journal (article/letter/editorial) | | University, 6-3 Aoba, Aramaki, Aoba-ku, Sendai 980-8571, Japan Keywords Carbonated peridotite Metasomatism ...corundum (Al2O3) for Al, periclase (MgO) for Mg, pyrolusite (MnO2) for Mn and natural mineral standards of...previous data on volatile-free peridotite (Akaogi and Akimoto 1979; Irifune 1987; Ito and Takahashi 1987; Suzuki...studies on volatile-free peridotite (Akaogi and Akimoto 1979; Irifune 1987; Ito and Takahashi 1987; Kato...Education, Culture, Science, Sport, and Technology, Japan, for providing him the Monbukagakusho Fellowship |  | | Book | | the formation of the planets, Publ. Astron. Soc. Japan 29,163-196. Hayashi, c., Nakazawa, K., and Mizuno... in the range of 1.200 to 1.400, J. Phys. Soc. Japan 31(5), 1424-1430. Ikramuddin, M., Binz, C. M., and...compounds, which have been formed in the process of pyrolusite (p-Mn0 2 ) photooxidation, seems more 5. Weathering...1979). According to thermodynamic calculations, pyrolusite appears to be the most stable manganese mineral...has been estimated to contain up to 0.5-0.6% of pyrolusite (Blackburn et ai., 1979). Under present conditions |  | | Book | | places of extreme differentiation (e.g., at the Frood Mine and at Insizwa) bismuth and tellurium minerals are...(1940). 12 T H E ORE MINERALS FIG. 4 80 X Mouat Mine, Stillwater Valley, Montana RAMDOHR From a border...hematite (cf. figs. 144a, b) F I G . 13 80 x Pronto mine, Blind River, Ontario RAMDOHB Grains of uraninite...oolitic manganese ores consist almost always of "pyrolusite" (figs. 15, 15a, 15b). Manganese and iron ore...U.S.S.R. RAMDOHR Oolitic texture in porous pyrolusite ore. These "small-scale oolites" are certainly |  | Chatterjee, Niranjan D., Krüger, Ralf, Haller, Gerd, Olbricht, Walter (1998) The Bayesian approach to an internally consistent thermodynamic database: theory, database, and generation of phase diagrams. Contributions to Mineralogy and Petrology, 133 (1) 149-168 doi:10.1007/s004100050444 | Journal (article/letter/editorial) | | feldspar Prehnite Pseudobrookite Pseudowollastonite *Pyrolusite Pyrope Pyrophyllite Pyroxmangite Qandilite *Quartz...Angel (1994) Am Mineral 79:405±410; [102] Sato, Akimoto (1979) J Appl Phys 50:5285±5291; [103] Yamanaka...Navrotsky (1984) J Solid State Chem 55:165±180; [102] Akimoto, Syono (1967) J Chem Phys 47:1813±1817; [103] Graf...Hugh-Jones et al. (1994) Am Mineral 79:1032±1041; [130] Akimoto et al. (1965) J Geophy Res 70:5269±5278; [131]...(1981) Neues Jahrb Mineral Abh 140:273±299; [185] Akimoto, Syono (1972) Am Mineral 57:76±84; [186] Maresch |  | | Journal (article/letter/editorial) | | is only 5 kJymol above the stable polymorph, pyrolusite. The ability to define calorimetric cycles which...Mineral 69: 499–512 Akaogi M, Navrotsky A, Yagi T, Akimoto S (1987) Pyroxene-garnet transformation: thermochemistry...in mineral physics. Terra Publications, Tokyo, Japan, pp 251–260 237 Akaogi M, Ito E, Navrotsky A (1989)...Inorg Chem 8: 756–758 Navrotsky A, Pintchovski FS, Akimoto S (1979) Calorimetric study of the stability of...planetary sciences. Terra Publishing Co., Tokyo, Japan, and American Geophysical Union, Washington, DC |  | | Book | | Republic France Greece Guatemala Hungary Italy Japan Poland Portugal Singapore South Korea Switzerland...Formula Space group Unit cell parameters a Pyrolusite β-MnO2 P 42 mnm Ramsdellite Hollandite Coronadite...only walls in the (1, 1) member of the series, pyrolusite MnO2 . Besides them, they contain (larger) tunnels... N2 ), with the known combinations (1, 1) in pyrolusite, (2, 2) in hollandite, (2, 3) in romanechite...layers and N2 normal to them, they distinguish a pyrolusite family (1, N2 = 1, 2, . . . ), hollandite family |  | | Journal (article/letter/editorial) | | Granite, gneiss, whole rock, Sr/Rb, Paleozoic, Japan, Kyushu (Nohda, Susumu.) 20 1 140 Granite, Paleozoic...arcs, evolution, plate tectonics, upper Tertiary, Japan, Ryukyu Islands, Okinawa (Bowin, Carl, et al.) 27... conglomerate, Sr/Rb, whole rock, Precambrian, Japan (Shibata, Ken, et al.) 21 3 277 Metamorphic rocks...rocks, igneous rocks, U/Th/Pb, Permian, Jurassic, Japan, Hida (Ishizaka, Kyoichi, et al.) 6 3 179 Minerals...K/Ar, igneous rocks, volcanic, hydration, effects, Japan, Nagamo (Kaneoka, Ichiro.) 14 2 216 K/Ar, isochrons |  | | Book | | in chlorine-rich environments (especially in acid mine waters; Schwertmann and Cornell, 2000). It is named...after its type locality at Akagané mine (Iwate Prefecture, Japan), where Nambu discovered it in 1961...Sonora, Mexico and has also been found in the Tsumeb Mine of Otavi, Namibia and in the Altai Mountains in...Spain probably derives from the existence of a tin mine in Spain that had been in operation since antiquity...Questa. An examination by the author of the red-oxide mine reveals that the site was mined in prehistoric times’ |  | | Book (edition) | | in chlorine-rich environments (especially in acid mine waters; Schwertmann and Cornell, 2000). It is named...after its type locality at Akagané mine (Iwate Prefecture, Japan), where Nambu discovered it in 1961...Sonora, Mexico and has also been found in the Tsumeb Mine of Otavi, Namibia and in the Altai Mountains in...Spain probably derives from the existence of a tin mine in Spain that had been in operation since antiquity...Questa. An examination by the author of the red-oxide mine reveals that the site was mined in prehistoric times’ |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...(municipio), pref. (prefecture), dept. (departement), dept. (departamento), dist. (district). Less common terms...Mineralogical Abstracts MJJ - Mineralogical Journal of Japan MM - Mineralogical Magazine MP - Mineralogy and...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO...Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co .. Utah. Also at Menzenschwand Scbwarzwald |  | | Report (issue) | | 126165 (1979). Occurrence in syenite, Morotu, Japan. AENIGMATITE. Grapes et al., Contrib. Mineral. Petrol...Analysis, x-ray, UTA, infra-red, from Ehime Pref., Japan. ALLOPHANE. Henmi, (Clays Clay Miner. 28, 92-96...analyses of 5 hornblendes, 2 cummingtonites from Frood mine, Sudbury, Ont. Distribution of Al between IV and... 126165 (1979). Occurrence in syenite, Morotu, Japan, of arfvedsonite. AMPHIBOLE. Grapes et al., Contrib...(1979). Analysis of ferroactinolite from Nara Pref., Japan, a 9.96, b 18.28, c 5.29A, beta 105 degrees 15' |  | | Book (edition) | | been synthesised at 13000 MN/m2? and 1000°C by Akimoto, who gives the slope of the transition curve between...of fold-axes or linear structures, directions of mine tunnels, inclined drillholes, and so on. The principles...diamond recorded is the Cullinan from the Premier Mine, Transvaal, weighing 3106 carats (a carat = 0-2...sediments); sulphur of volcanic origin is mined in Japan, Indonesia and the Andes. Bornite Cu.FeS, AX...particularly in Peru, Mexico, Colorado (San Juan district), Nevada (Tonopah, Comstock Lode), Monoclinic |
|
