 | | 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 |  | | 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) | | 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[� '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 (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 (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 |  | | 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!” |  | | 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 |  | | Book | | flattened rhombohedrons (resembling those of Froland, Norway) to 12 cm across, some individuals weighing up...richterite (Menezes and Martins, 1984). EUROPE NORWAY Omdal, Froland, Aus~Agder. Thick-tabular to equant...(Moore, 1991). Old labels often give "Arendal, Norway" as the locality for these ilmenite specimens,...Swanson quarry, East Haddam, Middlesex County. The pegmatite of the Swanson quarry is locally famous for its...2002). AFRICA MOZAMBIQUE Nanro [Naquissupa] pegmatite, Alto Ligonha district, Zambezia Province. In |  | | 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 |
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