 | | Journal (volume) | | Survey of Finland Bulletin 314 On the granitic pegmatites of the Eräjärvi area in Orivesi, southern...southern Finland b y Seppo I . Lahti Geologinen tutkimusla itos Espoo 1981 Geological Survey of Finland,...GRANITIC PEGMATITES OF THE ERAJARVI AREA IN ORIVESI, SOUTHERN FINLAND by SE P PO 1. L A H TI with 23 figures...pegmatites of the Eräjärvi area in Orivesi, southern Finland. GeoLogicaL Survey of FinLand, BuLLetin 314...appendices. The pegmatites of the Eräjärvi area (Orivesi, Finland) are middle Proterozoic granitic dyke |  | | Journal (volume) | | Geological Survey of Finland Bulletin 368 Pollucite and its alteration in Finnish pegmatites by David...tutkimuskeskus Espoo 1993 Geological Survey of Finland, Bulletin 368 POLLUCITE AND ITS ALTERATION IN...alteration in Finnish pegmatites. Geological Survey oi Finland, Bulletin 368. 39 pages, 20 figures and 5 tables...mineralogy of pollucite-bearing pegmatites in Finland has been reviewed and combined with recent field...Finnish Precambrian (Luolamäki, Somero; Viitaniemi, Orivesi; Haapaluoma, Peräseinäjoki, and Oriselkä |  | | Journal (article/letter/editorial) | | occurred several hundred yards east of the parking area at the western base of the first east-west ridge...relative uniformity of regional metamorphism of the area. Although triplets of mica were previously unknown... The Chickering mine is located in the Keene pegmatite district of southwestern New Hampshire. Recognized...the Chickering is an important locality. The pegmatite was mined for potassic feldspar for an unknown...(1962). These authors noted that the Chickering pegmatite is well zoned and contains two zones typified |  | Lykova, I. S., Varlamov, D. A., Chukanov, N. V., Pautov, L. A., Ksenofontov, D. A. (2018) Phosphates of the Chalotskoe Pegmatite Deposit, Transbaikal Region. Geology of Ore Deposits, 60 (7) 636-642 doi:10.1134/s1075701518070036 | Journal (article/letter/editorial) | | MINERAL ASSEMBLAGES Phosphates of the Chalotskoe Pegmatite Deposit, Transbaikal Region I. S. Lykovaa, b,...specimens from the Chalotskoe pegmatite deposit, Transbaikal region, Russia: väyrynenite, MnBe[PO4](OH,F); parascholzite...moraesite, Be2[PO4](OH)4H2O; and fluorapatite. Väyrynenite forms pink grains 2–3 mm in size, less frequent...minerals. Väyrynenite and parascholzite are found for the first time in Russia. Keywords: väyrynenite, parascholzite...eosphorite, moraesite, phosphate minerals, granitic pegmatite, Chalotskoe deposit, Transbaikalia DOI: 10.11 |  | | Book | | Painopaikka | Printing house: Lönnberg Print & Promo, Finland ISBN 978-952-217-253-2 (sid.) ISBN 978-952-217-254-9...Geological Survey of Finland Espoo 2017 SUOMEN KORUKIVET Gemstones of Finland Kari A. Kinnunen Risto... In addition, the rock types commonly used in Finland as gemstones, are now documented in detail. Photography...demonstrate that more gemstones are known from Finland than from other Nordic countries.The great activity.... . . . . . . . . . . . . . . . . 31 Western Finland 215 Beauty is born from shape . . . . . . . |  | | Book (edition) | | feldspar and slightly smoky quartz, (b) Very coarse pegmatite at least 8 m (26 ft) thick at Urubu, near Araçuai...and elsewhere are famous for carrying gold, and pegmatite veins may contain minerals with rare elements...mountains where heat flow may be high over a wide area and the stresses and strains of mountain building...under both igneous rocks (as a stage following pegmatite formation where hydrothermal minerals were formed...precious opal found in volcanic rocks. In the Querétaro area of Mexico, fire opal has formed in cavities in rhyolite |
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Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland