 | | Journal (article/letter/editorial) | | FEBRUARY, 1960 STUDIES OF THE MANGANESE OXIDE MINERALS. III. PSILOMELANE* Mrcnarr. Frnrscuen, U. S. Geological...Wash'ington 25, D. C. ABSTRACT Study of 14 analyses of psilomelane, including 7 new ones, verifies Wadsley,s formula...those species,the chief constituent of which is Manganese,has beenfor a long time destitute of that precision...Later workers, unfortunately, used the name psilomelane to refer to any hard, botryoidal manganeseoxide...referred to wad. The data in the Iiterature on psilomelane therefore refer in part to cryptomelane, hollandite |  | | Report (issue) | | DEPOSITS OF MANGANESE ORE IN ARIZONA. By E. L. JONES, Jr., and F. L. RANSOME. INTRODUCTION. By E. L....FIELD WORK. Deposits of manganese ore have long been known in some of the old mining districts of Arizona...local smelters. Manganese ore as such was first shipped from the Tombstone district in 1915, and from...1916. The high prices that were offered, for manganese ore in 1916, 1917, and 1918, and the fact that...the United States Geological Survey examined manganese deposits in Arizona, E. L. Jones, jr., visiting |  | | Journal (volume) | | Geologist C. A. Logan, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...J. C. District Mining Engineer District Mining Engineer Mining Engineer O'Brien, District Mining...Engineer George John District Sampson, Assistant Chas. V. Averill, Mining Engineer L. Gary, Mineral... Statistician and Curator G. Hubbard, Junior Mining Engineer (Librarian) Elisabeth L. Egenhoff,...SAN FRANCISCO FIELD DISTRICT Mines and mineral resources of 7 11 Santa Cruz County, by Henry G. Hubbard |  | | Journal (volume) | | LOGAN, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid J. _ Mining Engineer...Engineer District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averii.l, District Mining...Mining Engineer J. C. O'Brien, District Mining Engineer George John Gary, Mineral Technologist L. ... Statistician and Curator G. Hubbard, Junior Mining Engineer (Librarian) San Francisco Sacramento... CONTENTS Page REPORTS OF DISTRICT MINING ENGINEERS Sacramento Field District 6 7 Mines and Mineral Resources |  | | Journal (article/letter/editorial) | | Late Diagenetic Changes in Manganese Ores of the Upper Proterozoic Penganga Group, India SUPRIYA ROY 1, P...Late diagenetic changes in manganese ores of the Upper Proterozoic Penganga Group, India. In: B.R. Bolton...Metallogenesis of Manganese, Vol. II. Ore Geol. Rev., 5: 341-357. Sedimentary manganese-oxide ores occur...Upper Proterozoic marine sequence of the Penganga Group, Andhra Pradesh, India. This sequence shows no evidence...the progenitor mineralogy of the metamorphosed manganese-oxide ores that abound in the Precambrian. Introduction |  | | Journal (article/letter/editorial) | | PETROGRAPHY AND PETROLOGY OF THE MANGANESE ORE OF THE RHIW DISTRICT (CARNARVONSHIRE). By AI'ST]:" W...Purplish Ore Rocks 207 Material verv low in Manganese 207 The Manganese-bearing Variety 2(1) Resorted Kera toph...~JAK(;A:-;IFEROLS ROCKS i. ii. 205 207 The Red Manganese-ore Rocks The Green-black Rocks HEFERENCES 2...INTRODUCTION AND HISTORY OF PREVIOUS RESEARCH. THE Manganese-ore, which has been mined in the Nant-yGadwen...the Didymograptus hirundo zone. Everywhere the manganese are or its associated rocks are much sheared and |  | | Book | | calcite. Argentite, the black masses throughout the white quartz {in color) ........ 281 Plate 7.—Pyrargyrite...yellow and some crystals with the reddish tinge. (White is dolomite.) Zincite, streak to the left (in color)...of a plagioclase feldspar ..... 325 35.—A group of microcline crystals from Pike’s Peak, Colo. Labradorite...crystals, typical of stilbite ....... Plate 45.—A group of calcite crystals. forms of calcite ...... ..... XVI 332 LIST OF PLATES PAGE Plate 48.—A group of barite crystals. Outline of the typical tabular |  | | Journal (article/letter/editorial) | | Geology, v. 105, pp. 535–552 The Chemistry of Manganese Ores through Time: A Signal of Increasing Diversity...Cincinnati, Ohio 45221 Abstract Almost all economic manganese ores are ultimately or directly derived from hydrothermal...of sediment-derived manganese and whose volcanic sources are more mafic. Manganese deposits can be divided...deposits appear to form by the euxinic mechanism. Manganese ores, like those of Fe, show a strong concentration...suggesting a more local than global control on manganese metallogenesis. Age trends can, however, be discerned |  | | Journal (article/letter/editorial) | | Iskopaemye, 2009, No. 2, pp. 169–192. Association of Manganese Ore and Phosphorite-Bearing Facies in Sedimentary...the distribution of sedimentary phosphorite and manganese deposits in the Lower Paleozoic and Proterozoic...attention is paid to co-occurrence of phosphate and manganese ores formed during the Vendian–Cambrian shale...biospheric events appears to be masked. Association of manganese and phosphorus ore occurrences and deposits with...Arasan manganese deposit and Khubsugul phosphorite-bearing region (Il’in, 1977): (1) Darkhat Group: sandstones | | | Book | | calcite. Argentite, the black masses throughout the white quartz (in color) 281 PLATE 7.—Pyrargyrite as...yellow and some crystals with the reddish tinge. (White is dolomite.) Zincite, streak to the left (in color)...twin of a plagioclase feldspar 325 PLATE 35.—A group of microcline crystals from ' Pike’s Peak, Colo...fibrous crystals, typtess of stilbite PLATE 45.—A group forms of calcite of calcite — ; : : PLATE 46.—Typical...Twin 332 LIST OF PLATES PAGE ' PLate 48.—A group of barite crystals. Outline of the typical tabular |  | | Journal (article/letter/editorial) | | 87-108 TimingofWeathering-Induced Alteration of Manganese Deposits in Western Australia: Evidence fromK/Arand4øAr/39Ar...ce ofepisodic formation ofweathering-related manganese oxideswithinthedeposits studied, although modification...regional scale. Introduction ' HISTORICALLY, manganese miningin Australia hascentered onexploiting supergene...manysmalldeposits in the Pilbaraand PeakHill manganese provinces (de la Hunty, 1963);andthe GrooteEylandtdepositin...thePilbaraandPeakHill manganese provinces. Theyrepresent thesecond largestgroupof accumulations of manganese knownin |  | | Journal (article/letter/editorial) | | genesis of the braunite deposits of the Mary Valley Manganese Belt, Queensland, Australia J. Ostwald BHP Research...1991/Accepted: April 8, 1992 Abstract. The Mary Valley manganese deposits exhibit mineralogy and textures characteristic...number of lower and higher valency manganese oxides, and manganese silicates, in bedded radiolarian cherts...tephroite quartz (metamorphic). (c) Hydrated manganese silicates - barite - braunite - hausmannite (hydrothermal...(hydrothermal veins). (d) Tetravalent manganese oxides (pyrolusite, cryptomelane, manjiroite, nsutite) |  | | Book | | Manganese Ores of Supergene Zone: Geochemistry of Formation by IGOR M. VARENTSOV Geological Institute...1930s-1990s 1.3. Methodical Aspects 1 6 15 2. MANGANESE ORES IN WEATHERING CRUSTS 20 2.1. Introduction...1.3. Stratigraphy 2.2.1.4. Structure 2.2.1.5. Manganese Oxyhydroxide Ores 2.2.1.5.1. Structure of the...the Late Stages of Oxyhydroxide Ore Formation (Manganese Cap (Cuirass» 2.2.3.3.1. General characteristics...Ores) 2.2.3.5. Formation History of the Major Manganese Ore Minerals 112 115 118 118 120 121 123 124 |  | Rajabzadeh, Mohammad Ali, Haddad, Fatemeh, Polgári, Márta, Fintor, Krisztián, Walter, Heléna, Molnár, Zsombor, Gyollai, Ildikó (2017) Investigation on the role of microorganisms in manganese mineralization from Abadeh-Tashk area, Fars Province, southwestern Iran by using petrographic and geochemical data. Ore Geology Reviews, 80. 229-249 doi:10.1016/j.oregeorev.2016.06.035 | Journal (article/letter/editorial) | | Investigation on the role of microorganisms in manganese mineralization from Abadeh-Tashk area, Fars Province...Geobiomineralization and Astrobiological Research Group, Institute for Geology and Geochemistry, Hungarian...2016 Available online 05 July 2016 Keywords: Manganese Microorganism Petrography Geochemistry Ophiolite...Ophiolite Iran a b s t r a c t Hydrothermal manganese and ferromanganese deposits associated with Neyriz ophiolite...hydrothermal fluid in an oceanic floor environment. Manganese was fractionated from iron due to physicochemical |  | | Journal (volume) | | "^'^^S'''^^^''^ 107 V, '^'^M^i^ JULY TO DECEMBER 1913 Mining and 429 MARKET STREET Scientific Press SAN FRANCISCO...company report Abosso mine. West Africa Acacia Mining Co., Colorado 270, Editorial. Accident prevention... . . Queen Co.'s mine, Arizona Accident Gold Mining Co., Subil mine, French Gulch, Rules, Copper California...apreciatlon. On fissure veins i Ahmeek Copper Mining . . . Co., . .F. . . 620 386 366 1 978...Olancho county, Honduras. Akin, A. D 167, 1018 Alabama, mineral production 116 Alaska. Aleutian group 742 |  | | Journal (article/letter/editorial) | | Asbestiform manjiroite and todorokite from the Kalahari manganese field, South Africa J. Gutzmer and Nicolas J....braunite-kutnahorite lutite at the Smartt Mine in the Kalahari manganese field, South Africa. Geological evidence and preliminary...to 10cm, occur at Smartt mine in the Kalahari manganese field. The occurrence was first noted by Frankel...investigation, however, it was found that the asbestiform manganese oxyhydroxides in fact represent a microscopic...Mg-Na-K-bearing manganese oxyhydroxide common to marine and terrestrial supergene manganese deposits (Nicholson |  | | Journal (article/letter/editorial) | | Structural controls and timing of fault-hosted manganese at Woodie Woodie, East Pilbara, Western Australia...Keywords: Fault-hosted manganese Woodie Woodie Structural controls Manganese geochemistry Pb-isotopes...Pilbara a b s t r a c t High-grade fault-hosted manganese deposits at the Woodie Woodie Mine, East Pilbara...with a late supergene overprint. The dominant manganese minerals are pyrolusite, braunite, and cryptomelane...of the overlying ca 1300–1100 Ma Manganese Group. Stratabound manganese is typically located above or adjacent |  | | Book (edition) | | CIVIL ENGINEERS VICE-PRESIDENT OF THE INST. OF MINING AND METALLURGY AND PAST-PRESIDENT OF THE GEOL....Sandstone (Arlington, 19. Quartzite 20. . Columbia County, Wisconsin, U.S.A.) Quartzite (Maughold, Isle of...the needless repetition, more convenient to group to- gether all similar sediments under a general...certain cases precise. depart from system, and to group together deposits presenting a wide variation in...well-marked natural group. The obvious genetic relationship would be each deposit of this group were assigned |  | Blake, T.S., Rothery, E., Muhling, J.R., Drake-Brockman, J.A.P., Sprigg, L.C., Ho, S.E., Rasmussen, B., Fletcher, I.R. (2011) Two episodes of regional-scale Precambrian hydrothermal alteration in the eastern Pilbara, Western Australia. Precambrian Research, 188 (1) 73-103 doi:10.1016/j.precamres.2011.03.010 | Journal (article/letter/editorial) | | Keywords: Precambrian Hydrothermal Silica Iron Manganese Fluid Orogeny Magmatism Pilbara a b s t r a c...Carawine Dolomite and pre-dates the 1317 ± 11 Ma Manganese Group. It involved epithermal, mostly silica alteration...broadly synchronous with deposition of the Manganese Group. The second involved regional-scale dissolution...barite and manganese oxide. It post-dates lithification of the lower part of the Manganese Group and was...post-dated, deposition of the upper part of the Group. This study highlights the important roles of bedding-parallel |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | University of Arizona, Tuscon, Arizona. John S. White: Stewartstown, Pennsylvania. Hans J. Wilke: Eppertshausen/Hessen...Species containing more than one anion or anion group may be assigned to a separate class or may be assigned...specifies the atomic (cation to anion, or to anion group) ratio for the mineral. This and the remaining numbers...appropriate Dana number. When recognized, membership in a group is noted. Occasionally, the phrase “an inadequately...internally contradictory. 5A. Groups The term group refers to an aggregate or multiple (usually three |  | | Book | | from terms of common application such as ‘lead white’ or ‘Brunswick green’, where there are multiple...virtue of their chemistry where a discussion of the group properties is relevant. In addition to these cases...categories are used to group related terms that appear at the foot of each entry. The ‘Group’ category (bold...classes used is as follows: Black, Black-Brown, Black-White, Blue, Blue-Green, Blue-Purple, Brown, Green, Green-Yellow...Red-Brown, Red-Orange, Red-Orange-Yellow, RedPurple, White, Yellow, Yellow-Brown, Yellow-Orange, Metal, Variable |  | | Book (edition) | | Corporate Drive, Suite 400, Burlington, MA 01803, USA Copyright © 2008 Nicholas Eastaugh, Valentine Walsh...from terms of common application such as ‘lead white’ or ‘Brunswick green’, where there are multiple...virtue of their chemistry where a discussion of the group properties is relevant. In addition to these cases...categories are used to group related terms that appear at the foot of each entry. The ‘Group’ category (bold...classes used is as follows: Black, Black-Brown, Black-White, Blue, Blue-Green, Blue-Purple, Brown, Green, Green-Yellow |  | | Book (edition) | | from the Tourmaline Queen mine, Pala, San Diego County, California, on New Year's Day, 1972. It is now...Mineralogical Record, Volume 6, Number 2. A black and white photograph of this specimen is reproduced in the...as Figure 15-42. Photograph courtesy of John S. White, Jr. Cover design by Christopher Werner. Library...Stereographic Projection 44 The Crystal Classes 53 Space Group Terminology 95 Imperfections of Crystals 96 Aggregates... and stilpnomelane, and the inclusion of space-group and basic optical data for each mineral described |  | | Journal (article/letter/editorial) | | standing between molybdenum and ruthenium (i ‘eka-manganese”). The other element is somewhat similar in its...weight of 150, being a higher member of the manganese group. Skrabal and Artmann ( C h e m Z t g . , 33...99, 118) in pig iron and steel. A\Tew Compounds, Group II.-Marsh and Struthers (Pvoc. Cliem. SOC., 24,...hydrogen on the carbon atoms adjacent to the carbonyl group being completely replaced by Hg”1 or Hg. Thus with...of mercury, 4Hg0.2HgS.3S03. 4H,O, in brilliant white crystals, which appears to be a definite chemical |  | | Book (volume) | | New Zealand Nebraska Calif. California Okla. Nevada Oklahoma Colo. Colorado Ont. Ontario Conn...Australia British Mich. N.J. N.M. Columbia District of Columbia New Hampshire New Jersey New Mexico...979 2 362.196 979 2 group social services Abau (Papua New Guinea) Abbeville County (S.C.) 384.545 621...Africa T2- -429 27 T2- -412 35 : T2- -687 15 District) Aberdeen Angus cattle animal husbandry zoology...selection Abiogenesis Abitibi (Quebec Regional County Municipality) T2- -666 8 371.254 153.93 371.26 |
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