 | | Journal (article/letter/editorial) | | topotactic formation from y-CaSiOa, 347. Ankerite, Germany, topotactic decomposition of, 634. Anthoinite,...Arsenobismite, Brazil, 785. Artern, Sachseu-Anhalt, Germany, mellite, 542. ASWATHA~ARAYA~A(U.), Isotopic ages...Grande do Norte, Brazil, bismuth, bismutite, molybdenite, 785. BRINDLEY (G. W.) & HAYAMI (R.), Mechanism...788. BUTLER (J. R.) & SKIBA (W.), Xenoliths in gabbro from Somalia, 720. Calciostrontianite, Dorset,...of rocks, 550. CLARK (A, H.), l~hombohedral molybdenite from Portugal, 69; Gudnmndite, 1123. CLIFFORD |  | | Journal (article/letter/editorial) | | MICRO-INCLUSIONS AND BULK-ROCK MAGNETISM OF OCEANIC GABBRO Ageeva, O.1,2, Pilipenko, O.3, Markov, G.3, Pertsev...present mineralogical and magnetic data of 11 oceanic gabbro samples dredged from the Mid-Atlantic ridge at...microstructural Fe-Ti-oxide types, two groups of gabbro are distinguished: The first group has both cumulus/intercumulus...MECHANISMS IN TERRESTRIAL SEDIMENTS OF NUSSLOCH (GERMANY) Brazier, J.-M.1,2, Schmitt, A.-D.2, Gangloff,...University of Bonn, Nussallee 13, D-53115 Bonn, Germany. 4 Department of Geography, University of Zurich |  | | Journal (article/letter/editorial) | | (Deutschland) Artern, Sachsen-Anhalt: mellite, 542. Darmstadt, Hessen : ankerite, 634. Eifel, Rheinland: leucite...Beira Baixa : gudmundite, pyrrhotine, 1123; molybdenite, 69. Italy (Italia) Capo di Bavo, Rome: leucite...~omalia Darkainle: graphite, earbonatite, 963. Hamar: gabbro, 720. S o u t h Africa Kerala ]lmenite, magnetite...Brejui mine, Currais 2r bismuth, bismutite, molybdenite, 785. JoSo de Fogo mine: lazulite, 427. Peru |  | | Journal (article/letter/editorial) | | epidote, hornblende, diopsite, 427 Cheesewring quarry, Linkinhorne, danburite, 171; durangite, I72 Chycornish...Crowns Rock, St. Just, Land's End, garnet, 427 Dean quarry, The Lizard, djurle'ite, I72; analcime, adularia...penwithite (= neotocite), 279 and M26 Devon Meldon quarry, Okehampton, greenovite, 172; priceite, 175 Ramsley...Cannington Park quarry, djurlei'te, I72 Combe Farm quarry, Henbury, wulfenite, 298 Merehead quarry, Shepton...jahnsite, 3o9 Austria (Osterreich) Tyrol, talc, IO7 Germany (Deutschland) BADEN Menzenschwand, arsenian uranospathite |  | | Catalog/List | | bluish Cha lcanthiteo lxi". £1- 3. ANALCIME. Dene Quarry, st. Keverne, Lizard, Cornwall. A group of large...larg';lst cr:rst,~~ be~ng 1" in size, intergrown on gabbro matrlX. 22x12' ~l. 4. ANAPaITE. Bellaver de Cerdena...specimen. ItxFxlt". £4.50. 6. lIRSENOPThITE. Penlee Quarry, Newlyn, Corm~alL a lxlt" cavity in massive white...£2. 21. CHh.LCOPYRITE. Dreislar, sauerland, Germany. Fine, bright, sharp crystals to 5 mm. in size...2xl". 50p. 41. GaLEN1l.. Neudorf, Harz Mts., Germany, Bri':;ht, large, intergrown modified crystals |  | | Catalog/List | | - - - 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 _...bro.,..'l'l fibrous in matrix. Found some Meldon Quarry, lxl £1 lx2 £2 years ago Okehamton,Devon Quite |  | | Report (issue) | | fossils, Lakefield quarry. 25 Brachiopod, Gastropod and Nautiloid fossils, Lakefield quarry. 27 Pelecypod...Trilobite and miscellaneous fossils, Lakefield quarry. 29 An example of unconformity between limestone...gneiss with nepheline pegmatite, Golding-Keene quarry on the York River. Corundum, Lily Robertson Cooney...Generalized geological map of Ontario. tion from gabbro and diorite to granite, syenite and nepheline syenite...Wilberforce there are uranium, fluorspar and molybdenite prospects. At Tory Hill there is good apatite |  | | Book (edition) | | quartz crystals from a geode in granite; Gigoulande quarry, St. Peter. THE MINERALS OF JERSEY INTRODUCTION...coarse, gabbro dyke invading granite in a quarry on Cötil Point (7). Some material from Ronez quarry also...granite pegmatites invading diorite, notably at Ronez quarry and all along the dioritic foreshore of Samares...pink garnet, fluorite and molybdenite in a geode in the south-east granite quarry at L'Etacq (15). At another...another place In the same quarry it occurs in a porous, fine-grained quartz-orthoclase pegmatlte. lt has |  | | Journal (article/letter/editorial) | | basicity as one proceeds from the main Mountsorrel quarry westwards— the result of " differentiation in place...the highest figure above the average is Cocklow Quarry, 7- 2. Here there is no evidence, either in hand...xenoliths of the diorite occur just as in the main quarry and elsewhere. It appears evident that the diorite...difficult to believe that the xenoliths in the main quarry travelled over a mile from the present outcrop...which is masked by the colour of the biotite. Gabbro. Swithland Reservoir Diorite. Brazil Wood ,, Dyke |  | | Book (edition) | | Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit... = = = = = Acanthite, x 16 mm, Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite...the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical areas acanthite may occur on...Sankt Christoph mine, near Breitenbrunn, Saxony, Germany, and many localities in the Alps, e.g. on Grossgreiner...89°59',Z =4. d: 12.8(10)-65(7)- hills, Baden, Germany. Most common occurrences in 4.4 6) - 43(6) - 257(6) |  | | Journal (article/letter/editorial) | | of primary Cu-S mineralization in the Freetown gabbro, Sierra Leone, IiI Brattfors mine, Nordmarks Odalfalt...geochemistry of loveringite, 187 Cannington Park quarry, Somerset, djurleite, 172; durangite, 172; milarite...Carrollite, W. Australia, anal., opt., 93; Congo and Germany, anal., 93 Cassiterite, twinning, post-growth readjustment... see EGGLETON (R. A.), 361 and M37 Cheesewring quarry, Linkinhorne, Cornwall, danburite, I7I Chernovite...iron-bearing melts, Pt-Fe alloys for, 271 Coombe Farm quarry, Henbury, Somerset, wulfenite, 298 Coon Creek, |  | | Journal (article/letter/editorial) | | extreme western area are chiefly Moosup Valley gabbro, Northbridge and Putnam gneisses,qtrartz stringers... Large phenocrysts in gabbro. In drift boulders. Large grains in f resh gabbro. From the olivine. Platy...olivine diabase dike which is well shown in the Smith quarry, Westerly, and at White Rock 4 miles north of Westerly...Watch HiII to Point Judith Magnetite Usquepaug Molybdenite rs E. K. Gedney, ioint-author area. Large plates...crystals. WBsronrv Smith Quarry, S. E. of Westerly, also in Smalley Quarry,N. of Westerly Allanitels |  | | Report (chapter) | | .... . . . . . . . . . ... . . . ... . .. . Molybdenite pegmatites in the Falcon Lake area . . .. .....production . . . . . . . . . . .. .. Greer Lake feldspar quarry .......... ....... . . . . . . . . . . . . . ..... . . . . .. . Pegmatite southwest of feldspar quarry: GL-1 ................ . . . . . . . . . . . ....89 89 References ..... 90 Appendix: Other molybdenite-bearing pegmatites, Barren Lake to Star Lake...beryl, south of Greer Lake .. 27 25. Feldspar quarry, eastern end. 28 26. Sketch map of Grace 1 pegmatite |  | | Catalog/List | | this very rare feldspar on a fme grained greyish gabbro Kurumazawa, katashina Gumma prefecture Japan 5...pale green plates on Monticellite 4x3cm Crestmore Quarry, Riverside county California USA £10 2 33 DOLOMITE...limestone form the classic Solenhofen location in Germany 8x5cm £25 80 MUSCOVITE on feldspar slightly curved...Palabora Mine Transvaal South Africa £6 107 MOLYBDENITE good rich coating on granite 6x6cm Knaben Mine...Norway £ 12 Knaben mine was once the largest Molybdenite mine in Europe. I 08 MAGNESITE many pale brown |  | | Journal (article/letter/editorial) | | granite (granodiorite), and red microclinegranite. Gabbro and diorite are forerunnersto thesegranites." However...two of the prospectswere mined (East and \Vest quarry). Geologic setting and short description of rock...G, A P, G, A Principalminerals Wolframite, molybdenite, (chalcopyrite, pyrrhotite, scheelite, pyrite)...Magnetite, (scheelite,molybdenite) Magnetite, galena, sphalerite, (scheelite, molybdenite, fluorite) Scheelite...Scheelite, (apatite, molybdenite) Magnetite, (scheelite,molybdenite) Scheelite, (molybdenite, fluorite) Scheelite |  | | | | pentlandite, stibnite, cobaltite, arsenopyrite, molybdenite, galena are included here. Oxides: Minerals with...hematite has a red-brown streak, while steel-grey molybdenite has a grey streak. Lustre: Surface Reflection...62 | galena (silver grey, dull lead), p. 56 | molybdenite (lead grey with platinum (silver-white), p....rhyolite (p. 256) Medium diorite (p. 250) Dark gabbro (p. 252) andesite (p. 260) basalt (p. 262) obsidian...greyer in colour and streak and very brittle. Molybdenite (p. 60) is greyer in colour and streak and has |  | | Catalog/List | | 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...1x2 £5 1x1 £2 2x2 £5.00 2x2 £2 Hingston Down Quarry,Comwall,England Grey massive in matrix South Crofty |  | Stephenson, D., Bevins, R. E., Millward, D., Highton, A. J., Parsons, I., Stone, P., Wadsworth, W. J. (1999) Chapter 5: Central England. In Caledonian Igneous Rocks of Great Britain (Geological Conservation Review Series - Geological Conservation Review No. 17. Joint Nature Conservation Committee, Peterborough. p.217-230. | Book (chapter) | | 510 967), Coal Pit Lane Quarry (SP 542 992), Enderby (SP 542 992), Red Hill Quarry, Narborough (SP 532 975)...975) and Narborough Quarry (SP 525 975); the Countesthorpe borehole also penetrated these rocks 219...north of Leicester, comprises gabbro, diorite and granodiorite. The gabbro is exposed only on a small island...area a single lenticular mass is exposed in an old quarry (SJ 645 087). The mineralogy of this 220 Croft...approximate top edge of ~~ lad quarry (c. 1995) 00 Croft Hill ; Croft Quarry 0 CROFT HILL (SP 510 967) |  | | Journal (article/letter/editorial) | | Ladysmith (Rosemeyer 1999, the Vulcan Materials quarry in Racine (Scovil 1994), the pegmatites of Florence...may have omitted. Adams County Hamilton Mound. A quarry is located in the NE 1/4 sec. 36 T*20N*R.6E.: potassium...converted to a hornfels at the contact with the Mellen gabbro complex: apatite, fayalite, ferroaugite, grunen'te... Poorly exposed ore associated with the Mellen gabbro complex occurs in N 1/2 sec. 30 and E 1/2 sec....1979). Quarry Road quarry. A water-filled quarry and nearby spoils heap are in anorthositic gabbro NW 1/4 |  | | 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 |  | Moreto, Carolina P. N., Monteiro, Lena V. S., Xavier, Roberto P., Creaser, Robert A., DuFrane, S. Andrew, Melo, Gustavo H. C., Delinardo da Silva, Marco A., Tassinari, Colombo C. G., Sato, Kei (2015) Timing of multiple hydrothermal events in the iron oxide–copper–gold deposits of the Southern Copper Belt, Carajás Province, Brazil. Mineralium Deposita, 50 (5) 517-546 doi:10.1007/s00126-014-0549-9 | Journal (article/letter/editorial) | | porphyries, and granophyric granite coeval with gabbro, and Paleoproterozoic (1.88 Ga) porphyry dykes...ore-related monazite and Re–Os NTIMS analysis of molybdenite suggest multiple Neoarchean (2.76 and 2.72–2...reliable isotopic data (Re–Os NTIMS analysis of molybdenite and U–Pb laser ablation multicollector inductively...(SHRIMP) IIe analysis of zircon, Re–Os analysis of molybdenite, and U–Pb LA-MC-ICP-MS analysis of hydrothermal...Geochronological data (Re–Os NTIMS analysis of molybdenite and U–Pb LA-MC-ICP-MS analysis of hydrothermal |  | | Book (edition) | | explore the hilly backroads and often come across a quarry or a roadcut, stop and investigate it, and bring...relatively easy to wander into a closed-down mine or quarry and spend hours chipping away at the rock or digging...identified by a common name, in the case of a mine or quarry usually that of the original developing company;...and safety goggles if you are going to a mine or quarry site and you expect to be exploring the dumps and...Mineral Collecting Guidebook, p. 12 AMER ICAN MOLYBDENITE MINE Type mine Monmouth XV, lot 28 At Wilberforce |  | | Journal (article/letter/editorial) | | Vol. 487, No. 6. GEOCHEMISTRY First Data on Molybdenite and Its Primary Sources in Pay-Khoy (Nenets Autonomous...Abstract–The first data on five primary molybdenite sources within the gabbro-dolerite complex of PayKhoy (Pay-Khoy...mineral is extended areally in Devonian ore-bearing gabbro-dolerites, contact rocks, and quartz veins. This...considers the mineralogical–geochemical features of molybdenite, its occurrence, the composition of host rocks...Barents and Kara seas. The first data on Pay-Khoy molybdenite were derived from vast survey works at the end |  | Duuring, Paul, Rowins, Stephen M., McKinley, Bradley S. M., Dickinson, Jenni M., Diakow, Larry J., Kim, Young-Seog, Creaser, Robert A. (2009) Magmatic and structural controls on porphyry-style Cu–Au–Mo mineralization at Kemess South, Toodoggone District of British Columbia, Canada. Mineralium Deposita, 44 (4) 435-462 doi:10.1007/s00126-008-0227-x | Journal (article/letter/editorial) | | mineralization. Two main-stage veins have Re–Os molybdenite ages of 201.3±1.2 and 201.1±1.2 Ma. These mineralization...isotope ratio mass spectrometer (ThermoFinnigan, Germany) for analysis. Calcite was handpicked from crushed...(1983) and AlAsam et al. (1990). Re–Os dating of molybdenite hosted by quartz-rich vein hand specimens was...methods used for the extraction and analysis of molybdenite is described by Selby and Creaser (2004), modified...to produce a molybdenite concentrate. The 187Re and 187Os concentrations in molybdenite were determined |  | | Book | | high in silica. ROCK-FORMING MINERALS 3 and gabbro contain feldspars more sparand the feldspars are...composition and appearance. The rocks diabase and gabbro are made up largely of varieties of pyroxene, which...other products. — Molybdenum. The chief ore is molybdenite, composed of molybdenum and sulphur. It is a...Granite Trachyte Syenite BASIC Basalt Andesite Gabbro, Diabase Diorite same composition as granite,...light-colored and light in weight. Basic rocks, like gabbro and diabase, are mostly dark colored and heavy |
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