 | | Journal (article/letter/editorial) | | St. John's Church, where the lower part of the Manganese Shale group is well exposed, and Professor Lewis...into the rock face in an attempt to exploit the manganese ore. He pointed out that, although some early...lodes, or impregnations of softer strata by manganese oxides along the strike, later workers, particularly...whole area. Near the Church, the junction of the Manganese Shale with the Rhinog Grit, 30 feet below the...lenticIes of mudstone, in places showing black manganese weathering, were well displayed. Minor folding |  | | Journal (article/letter/editorial) | | the most abundant manganese bepositively determined onlyif goodcrystals or good oxides,and early studieshad... D. F. HEWETT of supergeneorigin (Ilfeld, Ge' oxides during diagenesis.Less commonlyand. in in assemblages...Oklahoma;GrahamIsland,Brith ate, but less commonlyother oxides. Braunite is Columbia,Fig. 3, Table 1, DFH-277;...Mississippian, but most of the concentrations of manganese oxide mineralslie in the FernvaleLimestoneand...Limestonepersis- tentlycontainsseveralpercentof manganese andthe CasonShalecontainsenoughmanganese in the |  | | Book (edition) | | ' Segregation of Metallic Oxides _ Segregation of Iron Ores as Oxides Iron Ores from Syenite Porphyries...Hydatogenetic Origin - Oxidic Ores of Iron and Manganese Hydrosilicate NickelOres - CHAPTER V ORES DUE...Copper Metasomatic Antimony Deposits Metasomatic Manganese Deposits Metasomatic Gold Deposits Metasomatic...Uranium and Vanadium Deposits CHAPTER Iron and Manganese - as Bauxite 286 - 290 - 285 286 - - ...BEDDED ORES DUE TO PRECIPITATION Precipitation as Oxides - - 240 244 249 262 - .... .... .... ----- |  | | Report (issue) | | muscovite granite 1ft''/' ,, ;"'<,..'�1\1' Porphyrite complex Wenlockian greywackes, shales and mudstones...Pb Burn Creetown � __ . GEOLOGICAL KEY PC Porphyrite Complex WG Wenlockian Greywackes LG Llandcwerian... Secondary precipitation of hydrous oxides of iron and manganese, which occurs particularly where streams...an area also generally enriched in vanadium, manganese, iron and cobalt, probably due to secondary environmental...environmental enrichment as precipitation of iron and manganese occurs at these sites. In the Clatteringshaws |  | | Book (edition) | | 36 Segregation of Metallic Oxides Segregation of Iron Ores as Oxides - 37 - 39 Iron Ores from...230 - 230 - 234 - Oxidic Ores of Iron and Manganese Hydrosilicate Nickel Ores CHAPTER V ORES DUE...Metasomatic Metasomatic etc. Antimony Deposits Manganese Deposits Gold Deposits Tin Deposits Uranium and...and Vanadium Deposits CHAPTER Iron and Manganese Copper Alumina - 264 - 271 - 279 - 285 286...BEDDED ORES DUE TO PRECIPITATION Precipitation as Oxides - 240 244 304 304 311 - 312 CONTENTS x |  | | Journal (article/letter/editorial) | | calcareous-siliceous breccia and altered tuff (porphyrite or dacite) with large accumulations of white...origin are not present. Spillite and amygdaloidal porphyrite, common in the Zarod mountain region, apparently... consisting .of siltstone, sandstone, chert, porphyrite and tuff, limestone, and conglomerate. In limestone...section contains thick accumulations of chert and porphyrite extrusives, together with limestone lenses that...composed of sandstone, siltstone, plagioclase porphyrite, amygdaloidal lava, and tuff, as well well as |  | | Journal (article/letter/editorial) | | round the garnets is a feature of intrusive "porphyrite" from Langstrath (Slide No. 77227; and see also...also Walker, 1904, plate 13, 2), and of "quartz porphyrite" from near Peers Gill (Walker, 1904, p. 80)....noteworthy that garnet No. 8, with the highest manganese content, has also the greatest quantity of yttrium...quantities of calcium, magnesium, titanium, and manganese oxides, and therefore belong to the almandine type"...Hadfield and Whiteside (1936, p. 58) record the manganese content of garnets from a variety of rock types |  | | Report (volume) | | Magnetite. ____-_-_-_---__._.____-_--__-______ Manganese oxides-.____________________________________ Pyr...mercurian tetrahedrite, and powdery cinnabar mixed with oxides of iron and antimony in the weathered veins. The...as the "Formacion Porfiritica" literally the "porphyrite formation." 7 This unit includes porphyritic...customary there to call a Mesozoic andesite a porphyrite; to avoid confusion, therefore, the Chilean term...reddish, greenish, and dark-gray augite porphyrite, labradorite porphyrite, melaphyre, and diabase, and as including |  | | Book | | tribal peoples: bojite (Boii, Celtic tribe in Germany), gondite (Gonds, central India), onkilonite (Onkilones...salts overlying rock salt deposits at Stassfurt, Germany. [G. Abraum, refuse; the salts were originally...groundmass of the same mineral. Also named albite porphyrite. [albite] (Coquand in 1857) alboranite ig. extru...rose-red garnets and shredded mica. [Alsbach, Germany] (Chelius in 1892) alumyte sed. Alum clay (bauxite)...calcic-palgioclase; accessories may be pyroxene and iron oxides. aplite, nepheline ig. diaschist. = nepheline syenite |  | | Book | | Bergakademie Freiberg, Brennhausgasse 14, 09599 Freiberg, Germany Helmholtz-Zentrum Dresden-Rossendorf, Hemholtz...Technology, Chemnitzer Str. 40, 09599 Freiberg, Germany; r.moeckel@hzdr.de Department of Geological Sciences...minerals such as clay minerals, zeolites or iron oxides/hydroxides, frequent pseudomorphs (e.g., after...(Seifert/Freiberger Präzisionsmechanik, Freiberg, Germany) with Co Kα-radiation in the range 5–80◦ (2θ)....Sensing & Inspection Technologies GmbH, Ahrensburg, Germany) and subsequent Rietveld refinement with Autoquan |  | | Journal (article/letter/editorial) | | said to have been built of rock from the northern quarry. The School of Art and Simpson's warehouse in Glasgow...\ \ miles wide. This igneous rock consists of porphyrite, melaphyre, and tuff, and dips down underneath...confined recently to about 189 feet in the west quarry. The rock varies from a hard compact variety, suitable...main, fairly horizontal; in adjacent parts of the quarry, however, the beds may be nearly level, and almost...due merely to the arborescent deposit of earthy manganese oxide, which not infrequently appears between |  | | Report (issue) | | subvolcanic complex of minor intrusions comprising porphyrite and basic dykes, granodiorite sheet or cedar-tree...being composed almost entirely of greywacke and porphyrite fragments. Structure The disposition of the Lower...granodiorite Western granodiorite Ouartz dlorite Porphyrite dytles and granodiorite sheets IGNEOUS ROCKS...be attributed to secondary precipitation of the oxides, particularly in areas of impeded drainage. Elements...as Zn and Co which are co-precipitated with manganese oxide from stream waters may display distribution |  | | Journal (article/letter/editorial) | | MANGANIFEROUS FORMATIONS AND THE METALLOGENY OF MANGANESE, PAPER I. VOLCANOGENIC-SEDIMENTARY MANGANIFEROUS...MANGANIFEROUS FORMATIONS AND THE METALLOGENY OF MANGANESE, PAPER I. VOLCANOGENIC-SEDIMENTARY MANGANIFEROUS...MANGANIFEROUS FORMATIONS AND THE METALLOGENY OF MANGANESE, PAPER I. VOLCANOGENIC-SEDIMENTARY MANGANIFEROUS...features of their manganese ores, their tectonic distribution, and positions of manganese deposits within...relationships in the distribution of manganese ore deposits, metallogeny of manganese, and particularly the paths |  | | Journal (issue) | | Appendix A: Petrography of the Fallgate and Milltown Quarry boreholes, by R. W. Elliot, B.Sc. . . . .· Appendix...district Radiometry of the east face of Windy Knoll Quarry, near Castleton Radiometry of Treak Cliff Cavern...microcline with helvite grains partly altered to manganese wad. Loch Ness 4 pegmatite, near Bindura, Rhodesia...large numbers of NW.-trending granite pophyry and porphyrite dykes were emplaced in both the intrusion and...50'' SSE., run NE. and contain near-vertical porphyrite sheets with an east-west strike. The latter form |  | | Journal (article/letter/editorial) | | ilmenite occur, closely resembling the hornblende-porphyrite to be described later. Large blebs of quartz...r a c e d f r o m a q u a r t z - g a r n e t porphyrite with pyrites into a true granophyre. The felspar...Quartz-garnet-mica-porphyrite in stream above ]]lea Crag. C--Quartz-garnet-mica-porphyrite in stream above...n t e r m e d i a t e b e t w e e n an augite-porphyrite and a granophyre--theaugiteoccurring in aggregates...Blea-Crag dykes every type of rock, from a basic porphyrite to an acid granophyre, was found. I therefore |  | | Report (issue) | | Edinburgh University in connection with studies of manganese nodules. Mr N. Cogger of the Geochemical Division...in relation to sorting 15 Fig. 6. Areas of manganese mineralisation 17 Fig. 7. The composition of...Flandrian material; in some places they contain manganese nodules in active formation. In transitional and...quelques endroits elles contiennent des nodules de manganese qui sont en train de se former. a Dans les eaux...origin. Incomplete surface mineralisation by manganese and asymmetrical encrustation by serpulids and |  | | Book (volume) | | down down down down 570 z in the tabulation of oxides containing uranium, for 531 Eecquerelite read 523...University VOLUME I ELEMENTS, SULFIDES, SULFOSALTS, OXIDES NEW YORK JOHN WILEY AND SONS, CHAPMAN INC. AND...C/aS5 3 SULFOSALTS Class U Simple Oxides 156 348 490 Class 5 Oxides Containing Uranium, Thorium, and...Hydroxides and Oxides Containing Hydroxyl 635 Class 7 Multiple Oxides 672 Class 8 Multiple Oxides Containing...simple oxides, oxides containing uranium, thorium, and zirconium, (6) hydroxides, (7) multiple oxides, (8) |  | | Report (volume) | | ----------------German Federal Republic (West Germany) ________________ _ lJnion of Soviet Socialist...-------------German Democratic Republic (East Germany) _____________ _ Bulgaria --------------------...barite production prior to 1914 are incomplete, but Germany and Great Britain supplied inost of the barite...---------------- 23,326 German Federal Republic (West Germany) ---------- 8,288 U.S.S.R. ----------- 2,830 Italy...-----------366 German Democratic Republic (East Germany) -------335 Bulgaria ----------149 Austria -----------90 |  | | Book (edition) | | etc., sulfides and similar compounds, halides, oxides and similar compounds, oxidic compounds with complex...hydroxyhalides, and related double halides 4. Oxides 4.A Oxides with M : 0 = 2: I and I: I Detailed infonnation...mineral 4.B Oxides with M: 0 = 3:4, etc. names can be found e!,pecially in the booh by Hey 4.C Oxides with M:...and Blackbum and Dennen 4.D Oxides with M: 0 = I :2, etc. (1997). 4.E Oxides with M : 0 < I :2 4.F Hydroxides...Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit |  | | Book (volume) | | of Eruptive Rocks (B) Segregations of Metallic Oxides in Eruptive Rocks Table of the Important Iron Ores...Schluckenau, in Northeastern Bohemia, and at Sohland, in Saxony (e) Arsenious Nickel Ores in the Serpentine of...Spherosiderites Carbonaceous Iron Ores of Upper Silesia and Saxony Carbonaceous Iron Ores of Great Britain The Iron...Sedimentary/ Deposits of Manganese Ore (A) Within 'the Crystalline Schists 1. Manganese Ore Deposits of Langban... Sweden 2. The Manganese Deposits of Southern Bukowina, Austria ' 3. The Manganese-Zinc Deposits of |  | | Report (issue) | | panned concen trates 30 30 Greyscale map of manganese in panned concentrates 3 2 31 Greyscale map of...and some for calcium, . . . titanium, cenum and manganese. 4 --------------------130000 Fig.2 Central...Nickel Barium Antimony Iron* Tin Cerium Calcium* Manganese* Titanium* 1 1 1 1 4 1 1.37 1 0 0.08 0.01 0.36...concentrations in ppm, except *iron, calcium, manganese and titanium - in per cent. and/or at means and...74 40 + 1.75-3.98 80 + 3.98-20.99 100 Manganese* 0-0.0692 15 + 0.0693- 0. 19 so + 0.19-1 |  | Chen, Ping, Chen, Tianhu, Xie, Qiaoqin, Xu, Liang, Liu, Haibo, Zhou, Yuefei (2018) Mineralogy and geochemistry of limonite as a weathering product of ilvaite in the Yeshan iron deposit, Tongling, China. Clays and Clay Minerals, 66 (2) 190-207 doi:10.1346/ccmn.2018.064102a | Journal (article/letter/editorial) | | granular morphology and were replaced by Fe-Mn oxides/hydroxides; pyrite was also present a s i n cl...aggregate, consisting mainly of ferric (oxyhydr)oxides including goethite and ferrihydrite, is an important...include granodiorite porphyry, quartz monzonitic porphyrite, and pyroxene monzodiorite, with granodiorite...Netzsch STA449C instrument (Netzsch Co., Selb, Germany) was used for TG analysis; ~20 mg of finely powdered...Technology, China. In order to estimate the Mn oxides content, amorphous Fe-Mn phases, amorphous silica |  | | Book (volume) | | Central Europe includes the Federal Republic of Germany, the German Democratic Republic, Poland, Austria...Devonian Vein-type deposits Fluorite . Baryte • Manganese Uranium. Magnesite and siderite • Eastern Pyrenees...Rio Tinto Tharsis and La Zarza Las Herrerias . Manganese . Huelva district • Pepito . Soloviejo Evaporites...sulphide deposits . Volcanogenic-sedimentary manganese deposits Aplite---pegmatite deposits . Tin-tungsten...deposits in the Mesozoic-Caenozoic Borders . Manganese deposits Salt deposits Mineral deposits in the |  | | Journal (issue) | | Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim...grouped with sulfides; hydroxides are grouped with oxides; vanadates with The Mineralogical Record, July-August...Arsenates Sulfates Tellurates** Carbonates Borates Oxides Sulfides Halides Others 1978 1979 1980 1981...from the data. The very substantial in crease in oxides (from 18 in 1973-1977 to 60 in 1978-1982) is somewhat...Country Australia Canada China Czechoslovakia France Germany Japan Italy Mexico Namibia USSR USA Zaire Total |  | | Journal (article/letter/editorial) | | dh, -2P, +2P, 4Pm. B. H. B. Sarkinite, a New Manganese Arsenate. By A. SJOGREN (Zeit. Kyyst. Min., 12...of Grythytta, Orebro, Sweden. It is a hydrated manganese View Article Online 347 MINERALOGICAL CHEMISTR...crystal planes. It occurs with haematostibiite (a manganese antimoniate) in calcite veins in a mass of tephroite..., Colorado, is found to be columbite rich in manganese. Sp. gr. 5.48. Analysis gave the following results...mineral occurs in a, small vein in the labradoric porphyrite at Bishopton, Scotland. It exists in nacreous |
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