 | | Report (issue) | | interest in the geo logy and mineral resources of Zimbabwe which followed the removal of United Nations sanctions...original Bulletin is the insertion of Table IIIA, Zimbabwe Mineral Production and Value, on page 114A. Due...for views of Wankie Colliery and the Trojan nickel mine, and to the Photographic Section of the Ministry...near Salisbury. facing page 23 IV Trojan Nickel Mine, near Bindura. facing page 33 V The Great Dyke...Complex. VI Chrome seam in the Great Dyke, Vanad Mine. VII Lower Karoo Landscape. No. 1 Colliery, Wankie |  | | Report (issue) | | skarns (Stormant) are known in the Moina Mining District, Tasmania, Australia, which is largely known for...Survey, Menlo Park, Calif.; David W. Blake, R.G. Benson, and Patrick R. Wotruba of Battle Mountain Gold...Various micas, ilvaite, idocrase, talc, sphene and apatite have been reported for several deposits. Garnet...metal-zoning relations constitute a local reversal of the district-wide zoning from Cu Ā» Au Ā» Ag, through Au + Ag...some Fe skarn systems that contain byproduct Au (Benson Lake) seems to be related directly to the abundance |  | | Journal (article/letter/editorial) | | studiedthe oresof St. out on the western limb of the Benson synform. Lawrence County and have concludedthat...gneissicequivalentform the bulk of the granite around Benson Mines. An alaskite Lithology granitecommonlyoccursas...plagioclasegneiss. 31 32 DONALD GEOLOGY AT BENSON MINES, F. PALMER N.Y. ā¢'ā¢ Quaternary drift...granite within the metasedimentary rocks north of Benson Mines and of alaskitenorth of Oswegatchieindicates...in the area of Benson Mines are folded into an isoclinal synform overturned to the east (Fig. 1), referredto |  | | Report (issue) | | Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York GEOLOGICAL SURVEY...Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York By B. F. LEONARD...__ Rocks of the St. Lawrence County magnetite district. Metasedimentary rocks and migmatites____._ Pyroxenic...of occurrence in the district ____________ Mineralogy of skarns in the district-..._______ Nomenclature...types__________________________ Economic future of the district _______________________ Individual magnetite deposits |  | | Journal (article/letter/editorial) | | in full. This is the case for the Tilley Foster mine (Putnam County), which was well described by Nightingale... and the geology and mineralogy of the Sterling mine, Antwerp (Jefferson County), which were well documented...Mineville mining district; 2. Ausable Forks mining district; 3. Lyon Mountain mines; 4. Benson mine; 5. Jayville...Jayville mine; 6. Chub Lake prospect; 7. Antwerp-Keen iron mines belt; 8. Split Rock mine; 9. Clintontype;...Clintontype; 10. Columbia County iron mines (Burden iron mine); 11. Dutchess County iron mines; 12. Staten Island |  | | Journal (article/letter/editorial) | | montebrasite, Lil.9sAlz.oo (P1.950~.9o)(OH1.90F0.29); apatite with up to 8-8 per cent MnO; heterosite (new analysis)...(Fick, 1960), and to a lesser extent at the Benson mine for tantalum minerals (yon Knorring and Hornung...The refractive indices of montebrasite from the Benson 2 pegmatite (no. 13, table I) are the highest known...analysis after correction for intergrown quartz and apatite (see table III). Montebrasite of lower fluorine...lower than those of the Benson 2 montebrasite. The sodium content of the Benson 2 montebrasite is the lowest |  | | Journal (article/letter/editorial) | | a l s o prominent within the Mozambique belt in East Africa. Mozambique and Madagascar and within the...pegmatite procince is lound in the basement rocks o f Zimbabwe. Although beryl has hccn the most important mineral...Rwanda, eastern Zaire, and in the Mommbique belt of East Africa, Mozambique, and Madagascar, and in the Damaran...lithium pegmatites of Zimbabwe are found within much older basement rocks of the Zimbabwe craton. 2. The economically...Manono. Shaba, Zaire: 5. Kamativi. Zimbabwe. 6. Bikita. Zimbabwe; 7. Karibib area. Namibia; 8. Noumas |  | | Book | | pyrite, and hematite. Operations have developed to mine all three ores, but only the first is of importance...sillimanite-rich gneisses at the Benson Mines, the world's largest open pit magnetite mine, near Star Lake. Not all...render difficulty in milling and smelting, the Benson Mines continue to produce ore at a considerable...very attractive gemstones. One fault zone in the mine has produced exquisiteĀ ly crystallized specimens...mines,the only active mine today is the Vanderbuilt Corporation's Gouverneur Talc Mine at Sylvia Lake. The |  | | Report (issue) | | Geology and coal resources of the Little Susitna district, Matanuska coal field, Alaska, by F. F. Barnes...------Geology and coal resources of the Homer district, Kenai coal field, Alaska, by F. F. Barnes and...Sainsbury_ _ Tofty tin belt, Manley Hot Springs district, Alaska, by R. G. Wayland--------------------...____________________ Taku Harbor-Point Astley district _________________________ ---------Hyder area...radioactivity of samples from Taku Harbor-Point Ā·Astley district, islands adjacent to northern Prince of Wales |  | | Book | | ........................ Tilly Foster magnetite mine near Brewster, Putnam County......................of Jefferson and St. Lawrence Counties.. Sterling mine, near Antwerp, Jefferson County...................................................... Rossie lead mine, St. Lawrence County.................................. Balmat-Edwards zinc district, St. Lawrence County......... Garnet mine of Gore Mountain, Warren...Monroe Co. Anthraxolite with quartz Montgomery Co. ApatiteāCarbonate fluorapatite (Eupyrchroite) Crown Point | | | Book | | farm above Keuka Lake in New York's Finger Lakes district. After attending Penn Yan Academy in nearby Penn......................... . Tilly Foster magnetite mine near Brewster, Putnam County .....................Jefferson and St. Lawrence Counties .. Sterling mine, near Antwerp, Jefferson County ......... . Clinton.... . . . . . . . . . . . . . . . . . Rossie lead mine, St. Lawrence County . . . . . . . . . . . . . ... . Balmat-Edwards zinc district, St. Lawrence County . . . . . . Garnet mine of Gore Mountain, Warren |  | Melcher, Frank, Graupner, Torsten, GƤbler, Hans-Eike, Sitnikova, Maria, Henjes-Kunst, Friedhelm, OberthĆ¼r, Thomas, Gerdes, Axel, Dewaele, Stijn (2015) Tantalumā(niobiumātin) mineralisation in African pegmatites and rare metal granites: Constraints from TaāNb oxide mineralogy, geochemistry and UāPb geochronology. Ore Geology Reviews, 64. 667-719 doi:10.1016/j.oregeorev.2013.09.003 | Journal (article/letter/editorial) | | NU 4.1.2. Congo Craton (DRC) 4.1.3. Zimbabwe Craton (Zimbabwe) 4.1.4. Kaapvaal Craton (South Africa)...Neoproterozoic (1000-542 Ma) TE 4.3.1. Kibara Belt (east-central Africa) 4.3.1.1. Radiometric data CE P...Mineralogy 4.3.2. Kamativi Schist Belt (western Zimbabwe) 4.3.3. Orange River Pegmatite Belt (Namibia,...Birimian TE 5.1.4. Kaapvaal Craton D 5.1.3. Zimbabwe Craton 5.2.2. North-eastern DRC 5.3. Neoproterozoic...(Democratic Republic of the Congo), the Kamativi Belt (Zimbabwe) and the Jos Plateau (Nigeria). Mn-rich columbite-tantalite |  | | Journal (article/letter/editorial) | | 486 486 489 491 493 494 494 495 495 495 Hurd mine ..................................................496 Scott mine ......................................................... Scrub Oaks mine .............increasingtemperatures toward the east. The lack of mineralization to the east of the magnetite- bearingbeltcouldthenbedueto...somewhollyundeformed granitepegmatites cut the ore bodiesat Benson Mines. These local manifestationsof younger magma...localhematiteore in gneissoccur (Fig. 2) southwest (Benson Mines) and northeast(Spruce Mountain) of Newton |  | | Report (volume) | | Southeastern Alaska By WALTER S. WEST and PAUL D. BENSON MINERAL RESOURCES GEOLOGICAL SURVEY OF ALASKA...in pocket] PLATE 7. Geologic map of the Hyder district, Alaska. 8. Geologic sketch map showing location...samples on part of the Mountain View property, Hyder district, Alaska. 9. Map showing the location of surface...surface samples on the Mountain View property, Hyder district, Alaska. FIGURE 5. Map of southeastern Alaska...Mining Co. property and other parts of the Hyder district, 1949______ 2. Mineral composition of selected |  | Bailey, David G., Lupulescu, Marian V., Darling, Robert S., Singer, Jared W., Chamberlain, Steven C. (2019) A Review of Boron-Bearing Minerals (Excluding Tourmaline) in the Adirondack Region of New York State. Minerals, 9 (10) 644 doi:10.3390/min9100644 | Journal (article/letter/editorial) | | 5 6 7 Valentine Mine Old Van Buskirk Farm Downing Farm/Hickory Lake Woodcock Mine McLear Pegmatite Schroon... 8 DU-2 DU-3 9 10 Batchellerville Pegmatite Benson Mines Ledge Mountain Edinburg Saratoga Star...or meta-igneous meta-sedimentary lithologies, and Mine The Adirondack Lowlands are characterized by amphibolite...metamorphosed during the Shawinigan Orogeny V-1 18 Jayville Mine Jayville St. Lawrence (Figure 1) [14]. The Lowlands...younger Ottawan Orogenic Phase, and it V-2 19 Clifton Mine Clifton St. Lawrence has been suggested that they |  | | Journal (article/letter/editorial) | | Series) extends north-west from near Dunedin on the east coast to the Main Divide west of the heads of Lakes...(Marshall, 1918 ; Turner, 1935), while on the north-east they are flanked by non-fossiliferous greywackes...the high grade of metamorphism attained in that district. (3) The south-western corner of the island from...these rocks to the low-grade schists lying to the east has not been established, since the eastern boundary...reader is referred to papers by Professor W. N. Benson (1928) and the writer (Turner, 1933, pp. 182-7 |  | | Journal (article/letter/editorial) | | December 2014 history and geology of the Chateaugay Mine T lyon mountain, new y o r k he Adirondack Mountains...Mountains and is Despite the proven potential of the district, mining operwell documented (Gooley 2004). ations...Andrew the āOld Military Track,ā and ore from the district was first Williams secured ownership of the Rogersās...were identified. First among a strong market, the mine continued to expand, and two the discoveries was...(Linney 1934). Prall vein, later renamed the 81 mine (Farrell 1996). In 1803, A major escalation in mining |  | | Report (issue) | | E__________._ Colina Ridge--__----____-_---____ Area east of Bronco Hill_____________ Area west of Ajax Hill...thrust sheets in foothills east of Middlemarch Canyon___ Structure immediately east of Middlemarch Canyon...mountains___________________ Structural features east of the Dragoon fault. _________________ Area from...Dragoon fault______________ Structural features east of the Dragoon fault near South Pass. _ Structural...Pearce and Benson quadrangles, Arizona. Geologic cross sections in parts of the Pearce and Benson quadrangles |  | | Report (issue) | | Regional Geology of the St. Lawrence County Magnetite District Northwest Adirondacks, New York GEOLOGICAL SURVEY... Regional Geology of the St. Lawrence County Magnetite District Northwest Adirondacks, New York By A. F. BUDDINGTON...1891Regional geology of the St. Lawrence County magnetite district, northwest Adirondacks, New York, by A. F. Buddington...1891Eegional geology of the St. Lawrence County magnetite district, northwest Adirondacks, New York. 1962. (Card...Title. III. Title: St. Lawrence County magnetite district, northwest Adirondacks, New York. (Series) For |  | | Journal (article/letter/editorial) | | quarry; Sheltor ; and Staple Vor. WALES Benallt mine, Caernarvonshire, bannisterite, ganophyllite, 893;...914. B u l g a r i a (137~ArapHa) Iglika, Elhovo district, thaumasite, 1003. R u s s i a (POCCHa) Baranchin...Corsica, priderite, 867. 616. Kajlidongri, Jhabua district, Madhya S p a i n (Espafia) Pradesh, bixbyite...Jumilla, Murcia, jumillite, 364. Kalrangi, Cuttack district, Orissa, Maria Cabeza, Almeria, verite, 364. k~mmererite...meteorite, 687. I t a l y (Italia) Kondapalli, Krishna district, Andhra Assisi, meteorite, 595. Pradesh, enstatite |  | | Report (issue) | | Columbus overthrust____________._--_-- . 57 Reed & Benson thrust zone______________ 58 Grizzly overthrus..._--__64 General character_______l_____--__-i 64 East Superior fault_-__--___----_---64 West Superior...____ Big Cottonwood district.________________________ Little Cottonwood district.______________________..._________________________________ American Fork district._________________________ Ore deposits, by B....Butler and F. C. Calkins..-.__ Big Cottonwood district.-.._________________ Maxfield___________.-______ |  | | Journal (article/letter/editorial) | | the lithium amphibole holmquistite, from Benson pegmatite mine, Mtoko, Southern Rhodesia. By O. yon K~ORRINO...holmqnistite was found by one of us (G. H.) on the Benson claims during an investigation of pegmatites in...immediately adjacent to the Benson claims (17~ 2' S., 32 ~ 15' E.). The Benson lithium pegmatites are the...simpsonite. In the main holmquistite occurrence at Benson 1, the marginal zone of the amphibolite has been...fluorine together with feldspar, fluorite, and apatite; followed by a zone consisting of hornblende, holmquistite |  | | Journal (article/letter/editorial) | | Iceland (fsland) Bondolfur, East Iceland: beudantite, 431 Pengenna (Trewethen) mine, St. Kew: pitchsbone...oligoclase, 587 Sellatur, East Iceland: pitchs~one, anor- thoclase, 587 Skruthur, East Iceland: pitchstonc...pitchstonc, anorthoclase, 587 Thingmuli, East Iceland: andesine, 587 F a r o e s (F~eroerne) Erionite, chabazite...WALES Adamite, hiibnerite, xliv Billingham anhydrite mine, Durham: aph~hitalite(?), arsenopyrite(?), epsomite...cornubite, 1 Treburland mine, Altarnun: genthelvite, molybdenite, 921 Treore mine, St. Teath: beudantite |  | | Journal (article/letter/editorial) | | High, Yorkshire: azurite, lxxxvi Cornwall Geevor mine, Pendeen, St. Just-inRoseland: uraninite, xc Hingston...1081 South Crofty mine, Illogan, Redruth: coffinite, uraninite, xc South Terras mine, St. Stephen-inBrannel:...ortho- and clinopyroxene, spinel, 483 Golconda mine, Hopton: auricha]cite, 441 Harp Edge: aurichalcite...aurichalcite, 441 Masson Hill, Matlock: cinnabar, xc Nestus mine, Matlock Bath: aurichalcite, 441 Red Rake, Culver;...Ecton Hill, Wetton: aurichalcite, 441 Waterbank mine, Ecton Hill, Wettou: aurichalcite, rosasite, 441 |  | | Journal (article/letter/editorial) | | documented in other studies (Budd et al., 1998, 2000a; Benson, 2010; Trickett et al., 2003). Our work is an adjunct...1970s and 1980s. The Mimbres area is near the Chino Mine (Hanover, NM) and the smelter complex at Hurley...bones and teeth as substitutions for Ca in the apatite structure (Skinner, 2005), which can accommodate...2000), potentially less soluble than biogenic apatite, might not be as easily removed, especially if...exchange in crystallographic sites of biogenic apatite, cannot be removed by any known method of treatment |
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