 | | Journal (article/letter/editorial) | | hydromagnesite, lizardite, magnetite, manganite, molybdenite, muscovite, pectolite, phlogopite, prehnite,...Hampton submitted several samples from an unnamed pegmatite feldspar mine in Middleton. Two of the specimens...produced clusters Bertrandite, B.B. #7 quarry, Norway, Maine. of bertrandite up to 7 x 10 cm. The largest...quarry at Glendale has produced a large variety of pegmatite phosphate minerals. Among these is the species |  | | 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...an accumulated repository of partially studied (unnamed) minerals. This is likely to continue for many...island of Laven in the Langesundfjord District of Norway. Interestingly, and in contrast to its unusual...and partially studied and unnamed (UK) minerals. For the unresolved unnamed minerals, all available technical |  | | Book (volume) | | California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...Sciences Library, Boston, Massachusetts Norway Historical Society, Norway, Maine Herbert Obodda library, Short...University, Boston, Massachusetts Norway Historical Society, Norway, Maine Department of Mineralogy, University...Massachusetts Curt Segeler, Brooklyn, New York Ed Sessions, Norway, Maine Ben Shaub, Northampton, Massachusetts Mary...Falster, New Orleans, Louisiana Wayne Flanders, Norway, Maine Gene Foord, Denver, Colorado Charles Guidotti |  | | Report (issue) | | 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...the giant-sized crystals found in the massive pegmatite portions. Morphology Beryl crystals are hexagonal |  | | Book | | flattened rhombohedrons (resembling those of Froland, Norway) to 12 cm across, some individuals weighing up...Beiley collected molybdenite specimens showing crystals to 6 cm (see this entry for Molybdenite), and in a...(Menezes and Martins, 1984). EUROPE NORWAY Omdal, Froland, Aus~Agder. Thick-tabular to equant black ilmenite...(Moore, 1991). Old labels often give "Arendal, Norway" as the locality for these ilmenite specimens,...the town of Arendal (Moore, 1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors |  | | 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...crystals, epidote crystal druses, stromatolites, pegmatite with a pink scapolite/ diopside mix, and sparkly...International License. Geology of Double Rock Pegmatite From the Buckwheat Open Cut Richard A. Volkert...preserved in the geologic literature. This notable pegmatite is, of course, Double Rock. Pegmatites are an |  | | 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... Ullensvang Statsallmenning, Hordaland Fylke.] Norway (by W. L. Griffin. T. Garmo, H. Lovenskiold & A...23:209-225. 23:228 Al 'JAJ\ABO~OINA The Anjanabonoina pegmatite. Madagascar (by W. E. Wilson) 20:191-200 A.'\...Cassedanne: Strontion crandallite from the Aho Benedito pegmatite, Para!ba, Brazil 22:183-185 BARRINGERHILL Tveitite |  | | Journal (issue) | | Ilmenorutile Kaolinite “K-feldspar” Magnetite Marcasite Molybdenite Montmorillonite Montroyalite Mordenite Nahcolite...Elements Graphite Sulfur Sulfides Galena Marcasite Molybdenite Pyrite Pyrrhotite Smythite Sphalerite Wurtzite...also been reported from Gjerdingen, Nordmarka, Norway (Raade, 1990); Grube Clara, Oberwolfach, Germany...1994; Horváth et al., 1998); Vardeåsen in southern Norway (Andersen et al., 1996); the Vuoriyarvi massif...Marcasite is much more common than pyrite. Molybdenite MoS2 Molybdenite is extremely rare at the Francon quarry |  | | Report (issue) | | Helpful suggestions on field occurrences and pegmatite mineralogy were received horn Dr. James J. Norton...) Pyrite Loellingite Marcasite Arsenopyrite Molybdenite Jordisite Calaverite Sylvanite SULFOSALTS Semseyite...north side of the tunnel entrance to the Greene pegmatite three miles east-northeast of Pringle has been...southeast part of the Gayle (Dubuque)-Royal Flush pegmatite 5.9 miles southwest of Custer by Redden (5) p...schist exposed at the Beecher No. 3-Black Diamond pegmatite four and one-half miles south-southeast of Custer |  | | Journal (issue) | | 25-carat round 30 brilliant which then went to an unnamed American buyer; its current whereabouts are unknown...pegmatites, most notably at the rich Sakhan-gyi pegmatite mines. Crossed-hammer symbols indicating important...Thus syenite, granodiorite, leucogranite and pegmatite bodies entered the Mogok Metamorphic Belt system;...largely devoid of specimen interest. The granite pegmatite of the Sakhan-gyi mine and of the neighboring...quartz, feldspar species and many others. Small pegmatite dikes with typical 43 Figure 36. Map of the |  | | 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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