 | | Journal (article/letter/editorial) | | The gemmy, intense purple apatites from this pegmatite mine have made Pulsifer the premier locality for...County, Massachusetts. Rather than a granite pegmatite, the geological environment in which this specimen...Canada (Tait and Bainbridge 2013); the apatite-magnetite deposit of Cerro Mercado, Durango, Mexico (Megaw...Arguably the most famous apatite specimen locality in Norway, and possibly in all of Scandinavia, is Oksøyekollen...Both of these deposits are Kiruna-type apatite-magnetite deposits, similar to those in Volume 90, May/June |  | | Journal (article/letter/editorial) | | singular and plural will be used in this column. magnetite, pyrrhotite, copper, silver, sphalerite, maucherÂ...groutite, heaslewoodite, hydromagnesite, lizardite, magnetite, manganite, molybdenite, muscovite, pectolite...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 |  | | Journal (issue) | | CONTENTS Page Feature Articles: The Coolgardie pegmatite field, Western Australia Mark I. Jacobson ......Mineralogy Vol 3, No 2, December 1997 %e Coo(gardie Pegmatite :fie[ďż˝ '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...Cattlin Creek pegmatite field,near Ravensthorpe in the south. The Coolgardie pegmatite field, near the |  | | Journal (article/letter/editorial) | | following phase 4, the hematite was altered to magnetite and exposed crystals subsequently al tered to...hematite formation with subsequent alteration to magnetite. This is likely to be the result of intermittent...throughout the Wausau complex. I n the massive pegmatite, it commonly forms brown prismatic crystals surrounded...Texas 77479. Recent quarrying at the Little Patsy pegmatite has led to the discovery of fluocerite-(Ce), (Ce...(Ce,La)F . The Little Patsy quarry pegmatite is a well-zoned, vertical pipelike body with a circular |  | | 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 |  | | Journal (issue) | | but Espenshade (1954) identifies it as a short unnamed inclined adit accompanied by a small dump about...alaskite from Bolivia.] (1926) Zinnerzfuhrende Pegmatite in der Cordillera Real Boliviens. Metall und Erz...DIRECTORY Alpine Mineral Company Fine Alpine and Gem Pegmatite Minerals www.alpineminerals.com e-mail: kevin@alpineminerals...crystals to about 30 cm long, reportedly from an unnamed prospect near Pisco; they resemble specimens from...APPOINTMENT IN VIRGINIA, AND BY MAIL (NO LISTS) Pegmatite Minerals. lists issued C. CARTER RICH —FINE MINERALS— |  | | Journal (article/letter/editorial) | | beryllium and the crustal Be cycle from migmatite to pegmatite JOSEPH M. EVENSEN*†and DAVID LONDON School of...the final stages of the petrogenesis of granite–pegmatite systems. In combination with reported data on...muscovite; Bt, biotite; Als, aluminosilicate; Mt, magnetite; Cor, corundum; Crd, cordierite; Brl, beryl; Phn...muscovite; Bt, biotite; Als, aluminosilicate; Mt, magnetite; Cor, corundum; Crd, cordierite; Brl, beryl; Phn...muscovite; Bt, biotite; Als, aluminosilicate; Mt, magnetite; Cor, corundum; Crd, cordierite; Brl, beryl; Phn |  | | 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 |  | | Journal (article/letter/editorial) | | textural, and mineralogical attributes of a layered pegmatite dike from near Palomar Mountain, San Diego County...in composition, and for convenience, the term pegmatite will refer to those of granitic composition in...cavity (Silver Dollar Pocket) exposed at the Havey pegmatite, Maine, in October 2013; photo courtesy of Jeff...Morris; (b) elbaite in a clay-packed pocket, Havey pegmatite, showing a portion of a silver dollar for scale;...cordierite (Crd) along with a hercynite (Hc)–magnetite (Mag) solid solution at 700°C. Beryl (Brl) nucleated |  | | 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 | | assemblage of the vein-dike consists of ilmenite. magnetite, anatase, biotite, microcline and minor fluorapatite...flattened rhombohedrons (resembling those of Froland, Norway) to 12 cm across, some individuals weighing up...(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 |  | | 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 | | 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) | | 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!” |  | | Report (issue) | | .. 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...Geological Sorvey Professional Paper describing pegmatite* in the Blue Iddge Province* In 1948, the general...eastern and southeastern border of the Spruce Pine pegmatite district. A detailed discussion of the scarp... Muscovite 2 1315 Qarnet 5 410 5 7 4 20 Magnetite) 1 1 2 2 2 3 tr 20 XlBMttitS ) 20 3035 5 |  | | Journal (issue) | | are albite, anatase, apatite group, calcite, magnetite, marcasite, perovskite, pyrite, pyrochlore, quartz...Hydrodresserite Ilmenorutile Kaolinite “K-feldspar” Magnetite Marcasite Molybdenite Montmorillonite Montroyalite...mineral Goethite Hematite HOCHELAGAITE Ilmenorutile Magnetite Paratacamite Pseudorutile Pyrochlore Quartz Rutile...also been reported from Gjerdingen, Nordmarka, Norway (Raade, 1990); Grube Clara, Oberwolfach, Germany...1994; Horváth et al., 1998); VardeĂĄsen in southern Norway (Andersen et al., 1996); the Vuoriyarvi massif |  | | 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) | | Helpful suggestions on field occurrences and pegmatite mineralogy were received horn Dr. James J. Norton...Lepidocrocite Manganite Psilomelane Goethite (Limonite) Magnetite Chromite Chrysoberyl Microlite Tapiolite Columbite...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) | | 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...including the region now known as the Eastern Pegmatite Province. Just below the center can be seen the...of other pegmatite minerals. LOCATION AND ACCESS The Golconda District or Golconda Pegmatite Field, also |  | | Report (issue) | | - Photograph of monazite pocket in the Nambe pegmatite, Rio Arriba County . . . . . . 1 6 0 Figure 40...sandstone, vein-type, hydrothermal-vein, and pegmatite deposits scattered throughout the state (Fig....Bleached sandstones and altered feldspars and magnetite are associated 6) with mineralization. The...Poleo Sandstone Lentil, Petrified Forest, and an unnamed siltstone member (O'Sullivan, 1974, 1977). These...minerals such as ilmenite, anatase, leucoxene, magnetite, hematite, zircon, garnet, and tourmaline common |  | | 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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