 | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was... quartz, and mica are the main constituents. Quartzite consists of quartz only, mica schist of quartz...culture, derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric...of these fourfold axes in all. The considerably lower symmetry of a monoclinic crystal is shown in Fig...crystallographic symmetry of a body may often be lower than its apparent geometric symmetry. In a pyrite |  | Dekoninck, Augustin, Monié, Patrick, Blockmans, Sabine, Hatert, Frédéric, Rochez, Gaëtan, Yans, Johan (2019) Genesis and 40Ar/39Ar dating of K-Mn oxides from the Stavelot Massif (Ardenne, Belgium): Insights into Oligocene to Pliocene weathering periods in Western Europe. Ore Geology Reviews, 115. 103191 doi:10.1016/j.oregeorev.2019.103191 | Journal (article/letter/editorial) | | pyrolusite), clays (mainly kaolinite) and Fe oxides (goethite). In this paper, we investigate the weathering...the Mn levels close to the roll front within the lower saprolite and the fissured horizon, respectivelly...mine Transinnes quarry Fernie mine and Buderus quarry Fernie mine and Buderus quarry Schrotloch dump...(2000) 16 EB7 hollandite Arlesberg-Elgersburg district 7.19 1.14 Hautmann and Lippolt (2000) 16 ... Ar2d-T hollandite Arlesberg-Elgersburg district 7.12 0.05 Hautmann and Lippolt (2000) 16 WT1-k |  | Verhaert, Michèle, Madi, Atman, El Basbas, Abdelaziz, Elharkaty, Mohamed, Oummouch, Abdellah, Oumohou, Lahcen, Malfliet, Annelies, Maacha, Lhou, Yans, Johan (2020) Genesis of As-Pb-Rich Supergene Mineralization: The Tazalaght and Agoujgal Cu Deposits (Moroccan Anti-Atlas Copperbelt). Economic Geology, 115 (8). 1725-1748 doi:10.5382/econgeo.4779 | Journal (article/letter/editorial) | | neutral environment; and (3) the precipitation of goethite, hematite, and quartz in the gossan. In the Cu-As-Pb-V... sulfates, phosphates, vanadates, and oxides. Goethite, hematite, mottramite, and late calcite occur...likely arise from the contrasting omnipresence of quartzite at Tazalaght that could not enable a fast and...Anti-Atlasic rifting process during the last part of the Lower-Cambrian succession. A strong subsidence and the...Unfolding of a large portion of an Ordovician quartzite marker bed reveals a minimum shortening of 17% |  | | Journal (issue) | | Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim...Simmons & F. J. Wicks Calcioferrite from the Moculta quarry, near Angaston, South Australia .................York Mineralogical Club field trip to Penitentiary quarry, Snake Hill, New Jersey, on September 4, 1893 (photo...elevation of 273 m but is now approximately 75 m lower as a result of mining. Maximum relief was approximately...Carolina Slate Belt. Both sequences have been dated as Lower Paleozoic. The dominant rock unit on the mountain |  | | Journal (article/letter/editorial) | | formation of the early Precambrian Ver milion District is frequently called jaspillite, a term also used...reserved for enriched pockets of hematite and goethite within taconite because these were the only profitable...Figure 6: Diagrammatic cross-section of the Mesabi District. in the late 1800s. How did such enriched bodies...insoluble ferric (Fe ) oxides like hematite and goethite where oxygen is present. Where the non-iron constituents...of leaching. When min ing first started in the district, it was restricted to those ores that could be |  | | Journal (issue) | | Three Interesting Silicates from the Laytonville Quarry, California Robert J. Lauf Oak Ridge, Tennessee...silicate minerals were discovered at the Laytonville quarry, Mendocino Co., California, Agrell and coworkers...collector. Geology of the Laytonville Quarry The Laytonville quarry, Mendocino Co., California, contains...(Agrell, Bown, and McKie 1964). The Laytonville quarry exotic block represents a series of deep-ocean...Mn-poor pelitic rocks. During a later, and apparently lower pressure period in the metamorphic history, howieite |  | | Journal (article/letter/editorial) | | area: anorthite, augite, corundum, clinozoisite, goethite, hastingsite, ilmenite, magnetite (lodestone)...fluorapatite (crystals), fluorite* (crystals), goethite (after siderite), microcline (crystals), monazite-(Ce)...1955). Conway, Redstone granite quarry (includes Redstone Green granite quarry located 800 feet WNW), 1 mile...(Gillson 1927). Conway, White Mountain granite quarry, W side of Saco River on W side of Birch Hill,...chlorite, danalite, fluorite (purple), galena, goethite, helvite, hemimorphite (microcrystals), hisingerite |  | | Journal (issue) | | If you have ever had the desire to detonate a quarry blast or create an earthquake you will be able...Zebra Sandstone – Black River Falls, WI Figure 9 (Lower) - Needle Selenite – Bristol Mine, Crystal Falls...New Find of Fluorite in Slate from the Bacco 424 Quarry, Iron Co. Michigan Challenges in visual identification...locality mentions, first by country, followed by lower hierarchy place names, followed by issue number...State/Province Town/District Mine Issue First Pg Canada Canada France French Polynesia Germany Germany Italy Mars |  | | Journal (article/letter/editorial) | | as the Picher district, which is in the Oklahoma portion of the TriState. This district has probably produced...and Schleicher 1961). Watonga, Universal Atlas quarry, 6 mi. NE of Watonga, Nescatunga Gypsum of the...calcite (some black, manganese rich), chalcopyrite, goethite, hausmannite, hematite, manganite, neotocite,...1944). Canadian County Calumet, Scheiter gypsum quarry, 7.5 mi. N of Calumet, SE1/4 sec.2, T. 14N, R.9W...(Gilmore 1963). Fletcher, Texas Gypsum Company quarry, SW1/4 W 1 / 4 sec.11, T.4N, R.lOW, 60-foot gypsum |  | | Journal (article/letter/editorial) | | Ladysmith (Rosemeyer 1999, the Vulcan Materials quarry in Racine (Scovil 1994), the pegmatites of Florence...marcasite. A major mining district, the Upper Mississippi Valley zinc-lead district, was in these rocks in...and copper minerals were found. Mining in this district ceased in the late 1970s. A branch of the Middle...workings, including wellcrystallized hematite, goethite, manganite, barite, pyrolusite, and manganocalcite...may have omitted. Adams County Hamilton Mound. A quarry is located in the NE 1/4 sec. 36 T*20N*R.6E.: potassium |  | | Report (issue) | | crystals), Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville...Philadelphia: Fairmount Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC ...white radiating tufts; Delaware County: Ward's quarry, mealy white radiations. DESCRIPTIVE MINERALOGY...mines, the corundum mines at Unionville, Brinton's quarry south of West Chester, and the French Creek iron...illustration selected is the symbol of Brinton's quarry, three miles south of West Chester. REFERENCES |  | | Catalog/List | | mass of black crystals, some Mount Malosa, Zomba District, free standing. ______ ______ Malawi Black crystal...Arizona Pure green cleavage AMAZONITE Landsverk quarry, Evje, Norway Ixl 50p lx2£l 11 felspar group____________...£3 7 Pure black mica plate new Analysis , Saga Quarry, Tvedalen near ANNITE Mica__________ paper available...Chrysotile, pale grey-green Ixl £1 County Bridge Quarry,Lizard Mg Fe SiO_______ massive. _________ .Cornwall...S.A. Rotlaufchcn Mine Waldgirmes, 1 x 'A £2.50 Germany Ixl £2 Carnelian Bay.Scarborough Yorkshire 1x2 |  | | Catalog/List | | mass of black crystals, some Mount Malosa, Zomba District, lxl ins £5 lx2ins _lyro?'~~e . __ __ _ ___ ___...- - - AMAZONITE Pure green cleavage Landsverlc quarry, Evje, Norway lxl S0p ALAMOSITE fcLp 10 g:...with Chrysotile, pale grey-green County Bridge Quarry,Lizard ,Cornwall MgFeSiO massive. Minas Gerias...½ Red brown fibrous on matrix BERAUNITE lxl £4 Germany FePO/4 £2.S0 Rich green masses with Siderite. Unusual...MITE Creamy white micro crystals in cavirties Saga Quarry, Tvedalen, Norway Ix½ £3 Al O OH in Natrolite _ |  | | Journal (issue) | | ............ 57 Heulandite from the Illawarra District, NSW P. Carr, M. Perkins, B. Chenhall, f. Pemberton...enclosed in granite in the northeast comer of the quarry, about 6 metres from the top of the eastern wall...kosnarite, discovered in pegmatite veins in the granite quarry at Wycheproof in 1990 (Birch et al., 1994; Birch...typelocality);Hagendorf Sud, Bavar:ia, and the Gold Quarry Mine, Nevada. At Wycheproof, meurigite occurs as...mineral were found in the Pyramid Hill granite quarry early in 1996. The mineral has been identified |  | | Book (volume) | | crystals); (b) Hamilton Quarry, the lower Warsaw section at the top of the quarry (see map) ⎯geodes (lined...Barite, Calcite, Chalcopyrite, pink Dolomite, Goethite, Jarosite, Marcasite, Malachite, Pyrite, Pyrolusite...Smithsonite and Sphalerite in any combination). Hamilton Quarry Location East Branch Crystal Glen Creek NAUVOO...coal mines containing usual associated mineral of Goethite, Marcasite, Pyrite, Selenite and Sphalerite. Regional...ELIZABETHTOWN, NE 2 mi., at the Meshberger Stone Co. quarry⎯Calcite (fluorescent, UV pink-blue type), Fluorite |  | | Book (volume) | | crystals); (b) Hamilton Quarry, the lower Warsaw section at the top of the quarry (see map) ⎯geodes (lined...Barite, Calcite, Chalcopyrite, pink Dolomite, Goethite, Jarosite, Marcasite, Malachite, Pyrite, Pyrolusite...Smithsonite and Sphalerite in any combination). Hamilton Quarry Location East Branch Crystal Glen Creek NAUVOO...coal mines containing usual associated mineral of Goethite, Marcasite, Pyrite, Selenite and Sphalerite. Regional...ELIZABETHTOWN, NE 2 mi., at the Meshberger Stone Co. quarry⎯Calcite (fluorescent, UV pink-blue type), Fluorite |  | | Report (issue) | | ........................... 9 Predominance of goethite in lead-zinc gossans ..................................................... Lark vein, Bingham district, Utah ............................................................................... Bingham district, Utah ................................................................... East Tennessee zinc district ..................................................................... 10 3. Thermal curves of goethite mixtures .................................... |  | | Book | | geographically: the Northern (Upper) and the Southern (Lower) Peninsulas, which, to a considerable degree, are...became granitic gneiss; sandstone was converted to quartzite; limestone to marble; and shale became slate or...MISSISSIPPIAN □ DEVONIAN SILURIAN ORDOVICIAN □ CAMBRIAN ■ LOWER PROTEROZIC 0 MIDDLE PROTEAOZIC ARCHEAN Figur...Oronto Group a.. 3: co w C: _J 0 0 Marquette Iron District, Baraga and Marquette Counties diabase dikes...dikes diabase dikes Portage Lake Volcanics Lower Keweenawan Kallander Creek Formation ---------------------------Siemens |  | | Report (issue) | | evolving as man digs and probes the earth. Whenever a quarry is opened or an old one deepened, a ledge of stone...express my gratitude. I also wish to thank the many quarry, gravel pit and mine operators in Iowa, and many................................................ Goethite.................................................3) 4) 5) 6) Upper Mississippi Valley zinc—lead district Mineral crystals, isometric ....................calcite and kaolin. D. Mineralized vug from Pint's quarry showing clear calcite, brown fluorite and pyrite |  | | Catalog/List | | xtl with an undamaged tip. £3. 5. ANALCIME, Croft Quarry, Leicstershire. 3.5xl.8xl.3cm. A greeny/white matrix...under magnification. £6. 9. ANGLESITE, Coldstones Quarry, Pateley Bridge, Yorkshire. 3x l.9x2cm. A bright...£32. (am9) 2. ~ ~ I,. "POTATO STONE", Dulcote Quarry, Somerset. 4.5x4x2cm. A cut geode 4 12. ARAGONITE... £36. 13. ARTHURITE AND ARSENOPYRITE, Hingston quarry, Cornwall. 2.4x2.3x 1.5cm. A light grey crystalline...green to one end. £2. 15. AURICHALCITE, Machen Quarry, Gwent, Wales. 6.7x5.5x4.5cm. A mottled green, |  | | Book (edition) | | Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Earth Science Department / College of Science,...Feld 236, D-69120 Heidelberg, Germany Sodenstr. 19, D-12309 Berlin, Germany Graslitzer Str. 5, D-63791 Karlstein...Karlstein am Main, Germany Ludwig-Maximilians Universität, Department für Geo- und Umweltwissenschaften...Ressourcengeologie, Luisenstr. 37, D80333 München, Germany Bundesanstalt für Geowissenschaften und Rohstoffe...Rohstoffe (BGR), Stilleweg 2, D-30655 Hannover, Germany Dr. Salah Al-Khirbash Prof. Dr. Rainer Altherr & |  | | Report (issue) | | never documented by geologists working in the district during its decades of maximum activity. Hence.................... 95 13. Fibrous and banded goethite from Marquette County with a mammillary surface.............. 193 15. Tremolite from Metronite Quarry in Dickinson County ................ 207 IX THE...districts also was 1911 to 1920. The Marquette district peaked during 1941 to 1950. With declines in both...became granitic gneiss; sandstone was converted to quartzite; and shale became mica schist. The youngest Precambrian |  | | Catalog/List | | ,on matrix. brown chi ps, probably mixed with goethite and Lepidocrocite. Pure black-brown cleavage ...Quebec Ix! £ 1.10 ,Canada Mount Malosa, Zomba District, Ix½ £3 Malawi Nandan Meteroite, Lihu,Nandan 3mm...paper available. Rich grey crystalline mass. Saga Quarry, Tvedalen near Larv ik, Norway Ix I £1.50 Ix I...Chrysotile. pale grey-green mass ive. County Bri dge Quarry,Lizard ,Cornwall Jx I £ I I x2 £2 Loch Scridain...Hingston Down Rich silvery masses with Chalcopyrite Quarry,Cornwall ,England Apple green coatings on granite |  | | Report (issue) | | mines Lawrencetown gold mines Natural Blue Stone quarry Lake Catcha gold mines Dunbrack mine Lake Charlotte...Port Hastings to Sydney and Cabot Trail Big Brook quarry Finlay Point Lake Ainslie barite mines Iona gypsum...Belle Marche quarry Pleasant Bay lead deposit Dingwall gypsum quarry Ingonish gypsum quarry Point Aconi...Scotch Lake quarry Ironville (Ingraham) iron mine Coxheath mine Frenchvale dolomite quarry Steele Crossing...occurrences Limestone Point limestone quarry Point Edward limestone quarry 5 6 7 7 9 9 11 II 13 15 16 16 |  | | Report (issue) | | ______ Iron oxides __ _______________________ Goethite (a-FeO (OH) ) and limonite _ Lepidocrocite (y-FeO(OH)...TABLES 1-4. Analyses of 1. Separated limonite (goethite) ooliths from two Mesozoic W3 ironstones.-------...________________ 8-19. Analyses of 8. Oolitic limonite (goethite) iron18 stone. _____________________ 9. Hematite-rich...minerals possible. The iron may be in the form of goethite (limonite), hematite, and magnetite; siderite...the Lahn-Dill district of Germany and the Helen iron-formation of the Michipicoten district of Canada, appear |
|
