 | | Journal (article/letter/editorial) | | (right). Rich red eudialyte with bands of white albite and dark pyroxene and amphibole (aegirine-augite...analogue of kentbrooksite, was discovered in a pegmatite at the Koashva open pit, Khibiny massif, Kola...H3O-dominant species, was described from an alkaline pegmatite in the Inagli massif, near Aldan, Sakha Republic...was found in the quartz core of a zoned pegmatite Figure 10. Pinkish-yellow pods of carbokentbrooksite...carbokentbrooksite, about 6–8 mm across, in pegmatite from the type locality at Dara-iPioz alkaline massif, Tajikistan |  | | Journal (article/letter/editorial) | | Robinson. Downloaded by [University of Calgary] at 12:10 18 February 2013 [O ;/, ;>,5;@ :0?;/ ;,*/50*(3...include the Animikie Red Ace (ARA) pegmatite in Florence County; Pegmatite No. 22, Koss pit, Nine Mile Granite...Mine Granite, Marathon County (Ladick); and Pegmatite No. 10 from the Waterloo quarry near Waterloo (Waterloo)...present (fig. 1). Additionally, samples from dike No. 10, Waterloo quarry show V2O3 contents of 1–1.5 weight...substitution of Si for P (fig. 2). Samples from dike No. 22 in Koss pit and Charneski pit quarry are P-dominant |  | | Report (issue) | | Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL...PRINTING OFFICE, WASHINGTON : 1954 UNITED STATES DEPARTMENT OF THE INTERIOR Douglas McKay, Secretary GEOLOGICAL...______________________________________ _ Location of pegmatite districts ___________________ _ Previous work...Acknowledgments ______________________________ _ History of pegmatite mining inN ew England _______ _ Mica mining _...deposits _______________________ _ Geology of the pegmatite districts of Maine __ :. . _____ _ Metamorphic |  | | Journal (article/letter/editorial) | | the authors of the Geological Survey Memoir (1912, No. 338); laceomorphic internal features were described...biotite-rich schlieren to aplogranite or even pegmatite [compare C]oos's ' Schlierenaplite ', ' Lagenschlieren...(see bibliography, Geological Survey Memoir, 1912, No. 338, pp. 92-4). This paper deals solely with the...space immediately above the SiO2%-line.] Q.J.G.S. No. 350 of Downloaded from http://jgslegacy.lyellcollection...ranges between Ab95An~ and AbesAn32: that is, from albite (sp.) to oligoclase-andesine. In the aggregate |  | | Journal (article/letter/editorial) | | within the water-logged area, there are practically no exposures except such as are seen in the stream courses...latter authors write as follows (IX. p. 5 ) : — " No real distinction can be drawn which will separate...etc., in combination. Similarly, fetepathoid-pegmatite will become pegmatoid, and felspathoid*aplite...sections exhibit a hypothetical base ment zone below No. III. This is a zone of high density and extreme...Again, at Euighe Cnoc in the north-east, there are no exposures below the top of the transition zone. All |
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