| | Journal (article/letter/editorial) | computing publication Geobyte, and in International Mine Computing, generally is of less interest to "hard...originator (which usually indicates outside the USA). Purveyors of some f r ~ products are more than...lamp i (e) Format 2 ~eneric Generic Author. Tit/el-Pages (IPubllshsr, Place Published, Yaarl). Journal...kimberlhz affinitieg in dm Kimberley area, in F.I~Bo~, EL A. O. Meyer, ed*,, Kimberlite6, Diatremm and Diamonds:...igneous rocks. The brainchild of Prof. Felix Chayes (USA), it has developed in the 1980s under the joint aegis | | | Journal (issue) | Flatirons Facets Flatirons Mineral Club of Boulder County, Colorado Volume 66, Number 3 May-June 2023 Our...field trip of the year to the Edgar Experimental Mine in Idaho Springs. See the Presidentās Message on...we took our first trip to the Edgar Experimental Mine which the Colorado School of Mines runs in Idaho...perks for those involved in the industry. The Edgar Mine holds a special place in my heart as it brings back...mining summer class I attended in 1983, I obtained my Mine Safety and Health Administration underground certification | | | Journal (article/letter/editorial) | fission tracks in apatite from the Bob Ingersoll mine (0. NAESSER, personal communioation, 1966). 3. ...oversimptication. Furthermore, resort to 720 G. EL Table 4. Age smcl Rb-Sr RILEY data, for some pegmatite...for pegmatite minerals Apparaut Rb Mineral Sample/Mine* 661F H Replicate 663 H Replicate 659 H Rcphcatc...and FAHEY J. J. (1932) Cesium biotite from Custer county, South Dakota. Amrr. Mineral. 17, 173-1ā76. MCINTYRE...DESCRIPTIONS Cl. Mt. Rushmore. Road cutting. Lot. NE* BBC.13, T2S, RSE. Gray-white musoovite granite of uniform | | | Journal (article/letter/editorial) | description: ācoarse-grained with essential quartz and orthoclaseā. It is not too difficult to write a structured...keywords ācoarseā, āessentialā, āquartzā and āorthoclaseā so that the computer is able to identify a granitic...essential. . . and. . . quartz. . .coarse. . .orthoclase. . . with. . . rockā by scanning first for...coarse-grained rock with large phenocrysts of pink orthoclase set in a granular groundmass of grey quartz and...or an alkali-feldspar? User third entry āBoth orthoclase and plagioclase appear to be present.ā INTAL | | | Journal (article/letter/editorial) | to assign all clinopyroxenes to augite. Thus, orthoclase, microcline, and sanidine all occur in addition..."open", "close", and "indexed" organization. (b) BBC Pascal version: "ival" performs the integer conversion..."reset" is used to cope with external files. Because BBC Pascal does not permit indexed access, a relocatable...(APTGWD@UK.AC.STAFPOL.CR83). The BBC version can be supplied on disk for BBC ISO-Pascal users. Buchanan,...fuzzy systems: Benjamin/Cummings, Menlo Park, California, 190 p. Reeves, M., 1989, MINID---a BASIC program | | Mateen, Abdul, Wahid, Ali, Janjuhah, Hammad Tariq, Mughal, Muhammad Saleem, Ali, Syed Haroon, Siddiqui, Numair Ahmed, Shafique, Munib Ahmed, Koumoutsakou, Olga, Kontakiotis, George (2022) Petrographic and Geochemical Analysis of Indus Sediments: Implications for Placer Gold Deposits, Peshawar Basin, NW Himalaya, Pakistan. Minerals, 12 (8) 1059 doi:10.3390/min12081059 | Journal (article/letter/editorial) | through the Main Mantle Thrust Complex (MMT), it(BBC) eventually enters the Indian Plateās Besham Indian...Complexof(BBC) and flows gneisses, through the Indian Plate rocks. The BBC consists of The BBC consists...(Bioevopeak (BioevopeakInc, Inc.,Seattle, Seattle,WA, WA, USA), and gold granules were recovered for scanning electron...14%. The feldspars recognized as plagioclase, orthoclase, and microcline perthite in the samples are up...An Introduction; John Wiley & Sons: Hoboken, NJ, USA, 2009. Ahmed, N.; Ali, S.H.; Ahmad, M.; Khalid, P | | Perchuk, L. L., van Reenen, D. D., Smit, C. A., Boshoff, R., Belyanin, G. A., Yapaskurt, V. O. (2008) Role of granite intrusions for the formation of ring structures in granulite complexes: Examples from the Limpopo belt, South Africa. Petrology, 16 (7) 652-678 doi:10.1134/s0869591108070023 | Journal (article/letter/editorial) | kyanite; Mag, magnetite; Opx, orthopyroxene; Or, orthoclase; Rich, richterite; Pg, paragonite; Pig, pigeonite;...composed of the Beit Bridge supracrustal complex (BBC), several grey gneiss formations, and the Messina...and are usually confined to the inner parts of orthoclase grains. In contrast to the granites of the Avoca...Neoarchean structure in the Bait Bridge Complex (BBC) within the Central Zone of the Limpopo complex (Fig...gneissic framing, whose protolith is the rocks of the BBC. The rocks of this structure have been described | | | Book | Photos, 21 ; Ken Lucas/Visuals Unlimited, 23 (left); BBC Microimaging/Visuals Unlimited, 25; Doug Sokell/...crystals. I -- C H A P T E R T W 0 AN EL E MEN T is a substance made up of only one kind of...Gygsum 3. Ca lcite 4. Fluorite 5. Aeatit~ _ 6. Orthoclase fe~dspar 7. Quartz 8 . Tqpaz 9 . Corundum 10...extract aluminum from ore, companies generally only mine aluminum ore that has at least 30 percent metal...deposits around the wor ld. M N E R A L s California Gold Rush One January day in 1848, a carpenter | | | Show/Event (guide) | Croydon-based Microsoft consultancy. One of his clients was BBC News where Jolyon spent much o f his time with Windows...during highway construction, Hull Township, Gatineau County, Quebec. P. M. Bellev, R. Rowe & M. Picard. 2:45...e " from the Harder Farm, Hammond, St. Lawrence County, NY. M. Lupulescu. 3:45 H i s t o r y of the Powers...Powers farm streamside veins, St. Lawrence County, New York. M. R. Walter & S. C. Chamberlain. 4:00 M...assemblage from the Allah Cooper/Valcooper mine, Louisa County, Virginia. L. E. Kearns & M. D. Dunn. 4:30 | | | Book | Olivine 39 Limestone 18 Opal 40 Marble 19 Orthoclase 4i Meteorite 20 Plagioclase 42 Mudrocks...lightcoloured mineral in these basic rocks. Quartz and orthoclase feldspar may occur rarely, but as in most igneous...complex in Cornwall, England and San Marcos, California, as well-known examples. Importance/Commercial...cent of visible quartz. The feldspars include orthoclase and plagioclase which are large white or pink...largest craters is found near Winslow, Arizona, USA. It is nearly 1500 m (4,920 ft) across and 180 m | | | Journal (article/letter/editorial) | the Limpopo Belt (after Boshoff et al., 2006). (BBC), a diagnostic supracrustal unit composed of predominantly...for cordierite-hypersthene assemblages from the BBC. The authors applied cordierite-absent thermobarometers...in garnet-corundum-sapphirine granulites from the BBC also document, according to Droop (1989), a period...investigated calcsilicates and amphibolites of the BBC near the Venetia Kimberlite pipes defining a prograde...plagioclases contain a small amount of the anorthite and orthoclase component respectively. K-feldspars have integrated | | | Journal (issue) | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...collection to Colorado mineral dealer Bryan Lees, California dealer Wayne Leicht and British dealer Ian Bruce...Mexico and subsequently transferred to Menlo Park, California, where he was a hydrologist/geologist for almost...stockbroker. Bill was a member of the Northern California Geological Society, the Geological Society of...where he received his PhD. John Watson Fallbrook, California The Mineralogical Record, volume 37, NovemberāDecember | | | Book (edition) | Wu!fenite. Red Cloud mine, Si/County, Arizona. Smithsonian Institution...District, Cochise County 64 The Tombstone District, Cochise County 70 The Mammoth-St. Anthony Mine, Tiger, Pinal...Pinal County 78 Uranium and Vanadium Deposits 80 Monument Valley 81 - ā¢ Vll The Cameron Area 85 Breccia...Breccia Pipes 87 Pegmatites 88 "Mine Fire" Minerals, United Verde Mine, Jerome Arizona Meteorites PART... Apache County 435 Cochise County 436 Coconino County 437,438 Gila County 439 Graham County 440 Greenlee | | | Book (edition) | Wulfenite. Red Cloud mine, Silver district, Trigo Mountains, La Paz County, Arizona. Smithsonian Institution...District, Cochise County 64 70 The Tombstone District, Cochise County The Mammoth-St. Anthony Mine, Tiger, Pinal...Pinal County Uranium and Vanadium Deposits 80 Monument Valley 81 63 78 il S: The Cameron Area 85...Breccia Pipes 87 Pegmatites 88 āMine Fireā Minerals, United Verde Mine, Jerome Arizona Meteorites 93 PART...Apache County ā 435 Cochise County 436 Coconino County 437, 438 Gila County 439 Graham County Greenlee | | | Journal (issue) | .......................... Trial at Brandy Gill Mine ... ..............................................Posnjakite, connellite and other minerals from Crinnis Mine, Cornwall Meeting & Field Trip Reports ...........has benefited from the dataset, principally of old mine sites, put together for the earlier study of Bevins...For two of the GCR sites (Machen Quarry, Mwyndy Mine), the current project was asked to propose RIGS...An area of tip at the west end of the old Mwyndy Mine (south of Llantrisant) is now a GCR site (also RIGS | | | Book (edition) | McDonald Co\Ā·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones...report for California and Arizona. William Blake was the state mineralogist for California in 1866. From...southeastern corner of California, the southern portion of Arizona, and Sonora and Baja California, ;\Iex.ico.The...gemandmineralmuseum.arizona.edu) is located in the old Pima County Courthouse building at 115 North Church Avenue...found in Arizona, as well as from Sonora and Baja California, Mexico. Currently, the collection holds more | | | Journal (issue) | tales of family involvement with a far-away Diamond Mine (didn't everybody have one?) which onlyproduced...coloured, transparent gemstone found only in California, USA. C Country in which glassy tektites (moldavites)...green, hydrous phosphate material found in Utah, USA. W Way in which rocks are broken down naturally....Rontgen in the year 1 895. Y Usual colour of orthoclase feldspar. Z Metallic element component of the...trade. The hobby of lapidary was booming in the USA and, as happens often , the United Kingdon followed | | | Journal (issue) | .................................... 17 DAOPING MINE Guanghua Liu and Berthold Ottens .................crystal, 2.1 cm, from the Dadongla (Yunchangping) mine near Tongren, Guizhou Province, China. Marcus Budil...Xikuangshan, the site of the worldās largest stibnite mine. Berthold Ottens is a German dealer and author of...today, near the ancient mine workings, there is a large open-pit copper mine which provides small calcite...1121 B.C. There in 1973 a 3,000-year-old copper mine with smelting facilities was discovered on Mt. Verdigris | | | Journal (issue) | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...common throughout the district. The Minerva No. 1 mine near Cave-inRock has been the premier specimen producer...calcite specimens from a new pocket in the Minerva mine. Associated with the calcites are 1 to 2-mm white...published studies specific to the Minerva No. 1 mine, but Lillie (1988) gives a lucid explanation of...makes frequent reference to Minerva mine minerals. The Minerva No. 1 mine, located in the NW '/4 of the SE | | | Report (issue) | expanded shale plant, Summit County, Utah Holnamās Devilās Slide plant, Morgan County, Utah !7IB5F7-jbgfej...THE INTERMOUNTAIN WEST FORUM 1999 Salt Lake City County Building constructed of Kyune Sandstone Proceedings...surficial geology of the state at a regional scale by county and at a more detailed scale by quadrangle. The...mining heritage via an underground mine tour of the Ontario mine and to enjoy the scenery and amenities...New Brunswick/ Halifax, Nova Scotia, CAN 31 1995 El Paso, TX 32 1996 Laramie, WY 33 1997 Quebec | | | Journal (issue) | Madagascar | Sphalerite from Balmat, New York, USA | Tourmaline from Calabar, Nigeria | Sapphire Coloured...Alonso-Perez Harvard University, Cambridge, Massachusetts, USA Alan D. Hart Gem-A, London Karl Schmetzer Petershausen...Edward Boehm RareSource, Chattanooga, Tennessee, USA Brian Jackson National Museums Scotland, Edinburgh...Johnson Mary Johnson Consulting, San Diego, California, USA Alan T. Collins Kingās College London Stefanos...Emmett Crystal Chemistry, Brush Prairie, Washington, USA Emmanuel Fritsch University of Nantes, France Rui | | | Book | blast Sy Ā©) Sie 1) e. piueMig sive ist esate aie el) bulene shay. >, iv! bh (etme a)oe MINERALS APPLICABLE...may OF MING ROCKS Ate ae ā leE ROCKS ee el ! f : ' oh B A 3 V/,- S L elt ie 7Z...Graphite.āLot 3, range II. of Grenville, Argenteuil county, Q.āColl., R. Bell, 1856. (1228.) ā columnar.āāLot...Ottawa county, Q.ā Coll., H. G. Monae 1877. (1249.) ā Walkerās property, Buckingham, Ottawa county, Q.āColl...Ottawa county, Q.āColl., Table-case 49, E. D. Ingall, 1891. (5186.) ā Lochaber, Ottawa county, Q. (1254 | | Perchuk, L.L., van Reenen, D.D., Varlamov, D.A., van Kal, S.M., Tabatabaeimanesh, , Boshoff, R. (2008) PāT record of two high-grade metamorphic events in the Central Zone of the Limpopo Complex, South Africa. Lithos, 103 (1) 70-105 doi:10.1016/j.lithos.2007.09.011 | Journal (article/letter/editorial) | 3b) and comprise rocks of the Beit Bridge Complex (BBC) (protolith age ā¼3.7ā3.36 Ga) intruded by precursors...River gneisses presently occur intercalated with the BBC gneisses, and are intruded by rocks of the Musina...the ā¼2.65 Ga TTG gneisses were emplaced into the BBC rocks, and subsequent deformation and metamorphism...gneisses. 75 All high-grade rocks, including the BBC and Alldays gneisses were subsequently intruded by...Irregularly shaped K-feldspar (both microcline and orthoclase) occurs closely associated with biotite, garnet | | Laurent, Oscar, Martin, HervĆ©, Doucelance, RĆ©gis, Moyen, Jean-FranƧois, Paquette, Jean-Louis (2011) Geochemistry and petrogenesis of high-K āsanukitoidsā from the Bulai pluton, Central Limpopo Belt, South Africa: Implications for geodynamic changes at the ArchaeanāProterozoic boundary. Lithos, 123 (1) 73-91 doi:10.1016/j.lithos.2010.12.009 | Journal (article/letter/editorial) | referred to as the Beit Bridge Complex (BBC). The age of the BBC still remains imprecise: its maximum age...the ~2.0 Ga tectono-metamorphic event M3/D3. The BBC thrusted over the Bulai Pluton during M3/D3 as evidenced...xenoliths of the country rocks (metapelites from the BBC, Singelele gneiss; Fig. 3c); and 2) small (b30 cm)...al. / Lithos 123 (2011) 73ā91 of quartz and orthoclase. These rocks often present a granoblastic texture...batholiths of the Sierra Nevada and peninsular ranges, California. Journal of Geophysical Research 86 (B11), 10470ā10488 | | | Journal (issue) | Stevenson. This was a veritable mine of of inif one can have a mine for pearls. When formation - if I...Wednesday, 3 May 1989, at 11.00 hours, Long Wave, the BBC broadcast an excellent programme on Radio 4. It was...1991,22, 6 334 Gem thaumasite from the Black Rock Mine, South South Mrica Africa Ulrich Henn, Markus...associated with sulfidic ores (e.g. Sweden, Tennessee/USA), 2. in cavities of of basic effusive effusive rocks...metamorphic rocks (e.g. Hungary, Austria, New Jersey/USA), 3. in limestone contact zones associateq associated |
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