 | | Book | | Roland Bouhelier in 1973 from the "Bouhelier pegmatite", and shortly thereafter acquired by the Canadian...Organic compounds 491 Partially studied and unnamed MSH minerals 494 Gemstones 514 Pseudomorphs... INTRODUCTION Mont Saint-Hilaire and the Richelieu River. Photo: 123rf.com/ Sebastien Lemyre anada, the...an accumulated repository of partially studied (unnamed) minerals. This is likely to continue for many...and partially studied and unnamed (UK) minerals. For the unresolved unnamed minerals, all available technical |  | | Book | | STATES and CANADA BRITISH COLUMBIA Ice River complex. The Ice River complex is an intrusive body of alkaline...Pimentel er al., 2009). SWITZERLAND Maderanertal east of Arnsteg, Uri. In the world of classic Swiss Alpine...Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing the ilmenite...flows west-southwest from a mountain massif to join the Reuss River at the town of Amsteg, subordinate...RHODESIA] Mwinilunga. See this entry for Rutile. Khibiny massif, Kola Peninsula. Excellent ilmenite crystals |  | | Book | | Strontian crandallite from the Alto Benedeto pegmatite, Parai'ba, Brazil (by J.P. Cassedanne & L. Barreto)...21:409-412 --with J. P. Cassedanne: The Jaguara~u pegmatite, Minas Gerais, Brazil 25:165-170 9 AUTHOR/TITLE...23:209-225. 23:228 Al 'JAJ\ABO~OINA The Anjanabonoina pegmatite. Madagascar (by W. E. Wilson) 20:191-200 A.'\...Srunnan: Mineralogy of the Rapid Creek and Big Fish River Area, Yukon Territory [Canada] 23:Yl-47 --with H...APATITE The discovery of apatite on the Lievre River, Quebec (by D. D. Hogarth) 5:178-182 Apatite, a |  | | Report (issue) | | Simmons and Alexander Falster Page 49 Gem Beryl from Russia and Ukraine Peter Lyckberg Friedrich August Breithaupt's...William "Skip" Simmons and Alexander Falster, pegmatite specialists from the University of New Orleans...pegmatites. Most ore beryl occurs in massive pegmatite zones where crystals may reach considerable size...can be found adjacent to the core margin of the pegmatite and in Suggested Chromophores for Beryl Color-generating...the world's largest known beryl crystal is a pegmatite at Malakialina, Madagascar, which produced one |  | | Journal (issue) | | (Adams, 1903). The Monteregian Province comprises an east-southeast-trending belt of ten major plutons, and...marked change in their overall composition from east to west, becoming progressively more mafic, with...about 15 meters of strata comprising the Black River Group. This group includes beds of dolomite and...shale in the lowest 2.5 meters. Below the Black River Group and down to the bottom of the quarry are Chazy...perovskite, pyrite, pyrochlore, quartz, weloganite and zircon (Jambor et al., 1976; Simpson, 1980). The phenocrysts |  | | Journal (article/letter/editorial) | | MINERALOGY OF AN EVOLVED DICKINSON COUNTY, MICHIGAN, PEGMATITE. T. W. Buchholz1, A. U. Falster 2, W. B. Simmons2...(1961) documented approximately ninety known pegmatite occurrences in central Dickinson County in the...Upper Peninsula of Michigan. A small beryl-rich pegmatite was investigated to describe its mineralogy and...determine its degree of geochemical evolution. The pegmatite is emplaced in Lower Proterozoic metamorphic rocks...probable that the pegmatite is late- to post-Penokean in age. Local control for pegmatite emplacement appears |  | | Journal (issue) | | CONTENTS Page Feature Articles: The Coolgardie pegmatite field, Western Australia Mark I. Jacobson ......geological settings for diamonds, sapphires, rubies, zircon, topaz, tourmaline, garnets, quartz and many other...Mineralogy Vol 3, No 2, December 1997 %e Coo(gardie Pegmatite :fie[� 'Western .9Lustrafia Mark I. Jacobson Chevron...70593 California, USA This n otable Australian pegmatite locality has produced a range of lithium minerals...the Western Australian outback, an abundance of pegmatite fields stretch from the fiercely hot and arid |  | | Book (volume) | | 1978), and the world champion The Lovozero Alkali Massif (Vlasov et al., I 966). The philosophy for the...smaller than Oxford County in Murmansk Ob last, Kola Peninsula, Russia, has perhaps as many as 15-20%...California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...and superior to any from Madagascar, Afghanistan, Russia, or Brazil. Certainly, only the best Maine gemstones... and Es'kova, E. M., 1966, The Lovozero alkali massif, translated by D. G. Fry and K. Syers; edited by |  | | Journal (article/letter/editorial) | | Theodore Johnson of East Hampton submitted several samples from an unnamed pegmatite feldspar mine in Middleton...smokey quartz, lepi dolite, pink elbaite, altered zircon, uraninite, and what has proved to be fluorapatite...Cookeite, Harvard quarry, Greenwood, Maine. Maine Mt. Mica Albite Mr. Duane Leavitt of Buckfield has found...crystals from a late stage replacement assem blage at Mt. Mica in Paris. The albites are rhombic tabu lar...and reveal their relationship to other chlorites. Mt. Mica and the Harvard quarry in Greenwood both have |  | | Journal (issue) | | but Espenshade (1954) identifies it as a short unnamed inclined adit accompanied by a small dump about...copper prospect is located in the James RiverRoanoke River manganese and iron mining district. Mining for iron...district was explored for manganese ores by the Otter River 215 Figure 1. Location map. Lynch Station is about...prospects in the southern portion of the James River–Roanoke River manganese district, west of Lynch Station...Geology and mineral deposits of the James River-Roanoke River manganese district. U.S.Geological Survey |  | | Journal (article/letter/editorial) | | those of the familiar localities in Clinton to the east and Penfield and Walworth to the west. Cavities...species at this locality is currently under way. ZIRCON F R O M T H E WAUSAU C O M P L E X , MARA THON...Rib Mountain pluton, and the Nine Mile pluton. Zircon is an accessory mineral throughout the complex...deep purple fluorite in lenses up to 20 cm across. Zircon also occurs in the massive zones of pegmatites...throughout the Wausau complex. I n the massive pegmatite, it commonly forms brown prismatic crystals surrounded |  | | Report (issue) | | Photomicrographs of 0 -Q-B gneiss from *K)Q feet east of the function of !7. S. route 192 and tho Pluwtree...Mountain, Avery Co. and 0 -G-Q gneiss fron the south slope of Long LOTO! Mountain, Arery Co. . 2? 10. Photomicrographs...Avery Co. and B-Q-A -G-Chl schist from near the head of Henson Creek...................... 40 18. ..... 42 ?. Muscovite in the vail zone of the pegmatite in tha Meadow mine, Avery Co. ..................area in the northeastern part of the Spruce Pine pegmatite district* on the Blue Ridge upland in western |  | | Journal (issue) | | e r a lo j g ic a l Volume Eight/Number Two PEGMATITE ISSUE #1 p u b lis h e r ls * h n Q n i. • ;...83 by R. Lasmanis The Clear Creek Pegmatite: A Rare Earth Pegmatite in Burnet County, Texas............. Iores K IO i DITOR Here it is: our first Pegmatite Issue! Actually this accumulation is a happy accident;...our file of articles I realized we had enough pegmatite-related papers to fill an issue. One advantage...a certain article. The article on the Harding pegmatite, for instance, may not cause “Vol. 8, no. 2!” |  | | Journal (issue) | | danburite, forsterite, fluorapatite, topaz, quartz and zircon, plus rare species like hibonite, johachidolite...crystals of red spinel, topaz, aquamarine, peridot, zircon, fluorapatite and enstatite, and among its other...Division, which borders Sagaing Division on its east and Shan State on its west. Some The Mineralogical...surrounding mountains rise to 2,500 meters. To the east is the western edge of the Shan Plateau, whose rugged...State up to the border with China (and about 65 km east of the city, amid the hills, are the Bawdwin and |  | | Journal (issue) | | plate 44 Miask, Ilmen Mts., Chelyabinsk Oblast, Russia 12.3 cm Zincolivenite with Ferrilotharmeyerite...orders@crystalclassics.co.uk | +44(0)1935 862673 The East Mineralogical volume 50, September–October, 2019...with tourmaline, have sustained the Golconda pegmatite field’s reputation as among the most important...districts in all of Brazil. INTRODUCTION The Golconda Pegmatite Field is a familiar name to mineral collectors...for mica produced in Minas Gerais. A rich, new pegmatite deposit in the Brazilian Golconda area, best known |  | | Report (issue) | | Helpful suggestions on field occurrences and pegmatite mineralogy were received horn Dr. James J. Norton...time and knowledge. Professor Edwin H . Oshier, Head of the Department of Mining Engineering, made the...(Andradite) (Grossu.larite) (Pyrope) (Spessartite) Zircon (Cyrtolite) Olivine (Forsterite) Topaz Nesosilicates...areas in Townships 1 and 2 South, Ranges 4, S and 6 East. Hamilton (1) p 8. Occur. Blbllor. • Ha111lllon...of the tunnel entrance to the Greene pegmatite three miles east-northeast of Pringle has been described |  | | Journal (volume) | | INSIDE THIS ISSUE: • The geology of Double Rock pegmatite • The Kemble family, long-term Franklin mineral...Photos From the Field 11 Geology of Double Rock Pegmatite From the Buckwheat Open Cut, Richard A.Volkert...Valley Earth Science Society (DVESS) and the North East Field Trip Alliance (NEFTA). The FOMS Annual Banquet...We can continue to enrich our collections as we head into our forty-sixth year, but we can also enrich...crystals, epidote crystal druses, stromatolites, pegmatite with a pink scapolite/ diopside mix, and sparkly |  | | Report (issue) | | north of Red River, Taos County . . . . . . . . . . 130 Uranium occurrences in the Peak massif, Taos County...- Photograph of monazite pocket in the Nambe pegmatite, Rio Arriba County . . . . . . 1 6 0 Figure 40...metamorphic rocks sandstone roll-type tabular Wch (or river) Placer sandstone Quartz-pzbble mglcanerate W i...Limestone Satxlstone roll-type tabular Wch (or river) placer sandstone Quartz-psChle conglomerate m i...field examining the Tusas Mountains and Costilla Massif area in northern New Mexico. Craig GoodkniFht also |  | | Journal (issue) | | Cerro Rico. (A small hill protruding from the north slope of Cerro Rico and genetically related to it is known...town of Potosi. Willy Kenning photo. Figure 12. East-West cross-section through the Cerro Rico showing...January-February, 1999 17 Figure 13. The Encinas mine, East Slope, Cerro Rico. Jaroslav Hyrsl photo. Figure 14...the main ore mineral at a new operation on the east slope). Lazulite (?) MgAl2(P 0 4)2(0 H )2 On the dumps...Figure 22. Aurelio Bustos Ortuno in 1978, when he was head of the geology office of COMIBOL (the Bolivian national |  | | Report (issue) | | Pegmatite Investigations 1942-1945 Black Hills, South Dakota By LINCOLN R. PAGE and OTHERS GEOLOGICAL...pocket] PLATE 1. Index map showing locations of pegmatite mines and prospects. 2. 3. 4. 5. 6. 7. 8. 9....Dakota. Geologic map and sections Beecher Lode pegmatite, Ouster County, South Dakota. Geologic map and...Geologic map and sections,' Elkhorn and Hot Shot pegmatite mines, Custer County, South Dakota. Geology of...of U. S. Bureau of Mines sample cuts, Elkhorn pegmatite, Custer County, South Dakota. Geologic map and |
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